Pipelaying Tender-VOL II - WorleyParsons.com

EPMC Services for Rewari-KanpurPipelineSpecification for Major Water Crossing by HDDMH2145-C000-PL-SPC-00185 March 2013Raheja Plaza 101, 1st Floor,LBS Marg, Ghatkopar (W),Mumbai- 400086, IndiaTel: +91 22 6781 8000Fax: +91 22 6781 8080© 2012Hydrocarbons

EPMC SERVICES FOR REWARI – KANPUR PIPELINESPECIFICATION FOR MAJOR WATER CROSSING BY HDDSYNOPSISThis document presents the for the EPMCServices for Rewari-Kanpur Pipeline.DisclaimerThis document has been prepared on behalf of and for the exclusive use of HPCL, and is subjectto and issued in accordance with the agreement between HPCL and WorleyParsons Sea IndiaPvt Ltd. WorleyParsons Sea India Pvt Ltd accepts no liability or responsibility whatsoever for it inrespect of any use of or reliance upon this document by any third party.Copying this document without the permission of HPCL and WorleyParsons Sea India Pvt Ltd isnot permitted.EPMC SERVICES FOR REWARI-KANPUR PIPELINEREV DESCRIPTION ORIG REVIEW WORLEY-PARSONSAPPROVALDATECLIENTAPPROVALDATEAIssued for CustomerReview PRAS KADN/TELS ARYV5 Mar 13n:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\06 spec\specification for major water crossing byhdd\mh2145-c000-pl-spc-0018.docMH2145-C000-PL-SPC-0018 RevA Page 2 of 15

EPMC SERVICES FOR REWARI – KANPUR PIPELINESPECIFICATION FOR MAJOR WATER CROSSING BY HDDCONTENTS1. SCOPE ............................................................................................................................... 42. DEFINITIONS ..................................................................................................................... 53. REFERENCES CODES AND STANDARDS .................................................................... 64. DESIGN & ENGINEERING ................................................................................................ 75. CONSTRUCTION............................................................................................................... 95.1 INSTALLATION PROCEDURE .......................................................................................... 95.2 ROW PREPARATION ...................................................................................................... 105.3 HANDLING, HAULING, STORING AND STRINGING OF PIPES AND OTHER MATERIALS105.4 PIPE STRING ................................................................................................................... 105.5 LINING-UP, WELDING & FIELD JOINT COMPLETION .................................................. 105.6 INSTALLATION ................................................................................................................ 105.7 HYDROSTATIC TESTING ............................................................................................... 125.8 FENCING .......................................................................................................................... 125.9 IDLE TIME PRESERVATION OF PIPELINE .................................................................... 125.10 FINAL CLEAN UP ........................................................................................................ 136. DOCUMENTATION .......................................................................................................... 14n:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\06 spec\specification for major water crossing byhdd\mh2145-c000-pl-spc-0018.docMH2145-C000-PL-SPC-0018 RevA Page 3 of 15

EPMC SERVICES FOR REWARI – KANPUR PIPELINESPECIFICATION FOR MAJOR WATER CROSSING BY HDD1. SCOPEThis specification defines the minimum technical requirements for the various activities to be performedby the CONTRACTOR For the engineering and construction of pipeline at major river crossings usingdirectional drilling technique.n:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\06 spec\specification for major water crossing byhdd\mh2145-c000-pl-spc-0018.docMH2145-C000-PL-SPC-0018 RevA Page 4 of 15

EPMC SERVICES FOR REWARI – KANPUR PIPELINESPECIFICATION FOR MAJOR WATER CROSSING BY HDD2. DEFINITIONSFor this specification the following definitions shall apply:OWNER/CONSULTANT: Hindustan Petroleum Corporation Limited.CONSULTANT: WorleyParsons, Mumbai. (WP)EPC CONTRACTOR: The Company named as such in the Contract.SHALL/MUST/IS TO BE: A mandatory requirementSHOULD: A non-mandatory requirement, advisory or recommendationn:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\06 spec\specification for major water crossing byhdd\mh2145-c000-pl-spc-0018.docMH2145-C000-PL-SPC-0018 RevA Page 5 of 15

EPMC SERVICES FOR REWARI – KANPUR PIPELINESPECIFICATION FOR MAJOR WATER CROSSING BY HDD3. REFERENCES CODES AND STANDARDSReference has been made in this specification to the latest edition/revision of the following codes,standards and specification.a) ANSI B 31.4 - Pipeline Transportation System for Liquids and Slurriesb) API RP 1102 - Steel pipeline crossing railroads and highwaysc) OISD 141 - Design construction and inspection requirements for cross country liquidhydrocarbon pipelinesn:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\06 spec\specification for major water crossing byhdd\mh2145-c000-pl-spc-0018.docMH2145-C000-PL-SPC-0018 RevA Page 6 of 15

EPMC SERVICES FOR REWARI – KANPUR PIPELINESPECIFICATION FOR MAJOR WATER CROSSING BY HDD4. DESIGN & ENGINEERING4.1 The minimum requirement of limits of each river crossing shall be as defined in the preliminarydrawings data furnished by OWNER/CONSULTANT. CONTRACTOR may change the limits slightly tosuit his requirement and installation technique, with prior written approval fromOWNER/CONSULTANT and authorities having jurisdiction.4. 2 Within the entire limits of crosser, as defined in the CONTRACT drawings, the cover to top ofcorrosion coated pipe shall be at least 2.5 Meters below the"specified" minimum scour level profile for the river with normal soil below riverbed, and at least 1.5 meters below the "specified" minimum scour level per stile for the river with rocksub-strata. CONTRACTOR shall establish the scour depths in consultation with authorities havingjurisdiction and the same shall be approved by the OWNER/CONSULTANT.Above mention HDD depths subject to change with the detailed engineering progress and asper Engineering In Charge instruction4.3 The entry and exit points of the pipeline at ground level shall not come within the limits ofcrossing as defined for individual over crossings.4.4 CONTRACTOR shall carry out calculations for determining the maximum permissibleoverburden on pipe, to check that the empty pipeline is safe from collapse at any point along the drilledcrossing section.4.5 CONTRACTOR shall submit the detailed calculations for stress analysis, overburdencalculations, coating stresses etc. to OWNER/CONSULTANT for approval.4.6 STRESS ANALYSTCONTRACTOR shall determine the minimum allowable elastic bend radius for pipe from the followingconsiderations.4.6.1 Pipeline Maximum Longitudinal Stress During Installation.Total maximum equivalent stress in the pipeline due to tension, bending and overburden pressuredown hole at any location shall not exceed 90% of the SMYS of the pipe material.CONTRACTOR shall, in order to check this requirement, evaluate the maximum tension forces towhich the pipeline is subjected at any phase of its installation during the pulling operation.4.6.2 Pipeline Maximum Equivalent Stress During Final HydrotestAfter installation, the pipeline shall be hydrostatically tested to a pressure of 1.5 times design pressurein accordance with Specification for Hydrostatic Testing.According to OISD 141 - the total of the following shall not exceed the SMYS of the pipe material.n:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\06 spec\specification for major water crossing byhdd\mh2145-c000-pl-spc-0018.docMH2145-C000-PL-SPC-0018 RevA Page 7 of 15

EPMC SERVICES FOR REWARI – KANPUR PIPELINESPECIFICATION FOR MAJOR WATER CROSSING BY HDDa) The combination stress due to expansionb) The longitudinal pressure stressc) The longitudinal bending stress due to external loads.In addition to the above, the sum of (a) shall less than 0.72 of SMYS and the sum of (b) & (c) shall notexceed 75% of SMYS. Further the equivalent stress computed considering the hoop & longitudinalstress shall not exceed 90% of SMYS. The equivalent stress calculation shall be based on maximumshear stress theory.4.7 The minimum allowable radius of curvature for the pipeline shall be 1000 times the outsidediameter of the pipeline.4.8 PIPELINE CONFIGURATION ALONG THE SUPPORT STRING BEFORE ENTRY POINTFor each crossing, CONTRACTOR shall determine the required pipeline configuration in order to allowsmooth pull in the crossing entry point and admissible stress in the supported pipeline string. Pipelinecombined stress shall not exceed 90% of the specified minimum yield strength for line pipe material.CONTRACTOR shall furnish all calculations and specify the number of required supports, descriptionof the supports. Their coordinates and capacity in metric ton. CONTRACTOR shall also furnish adrawing of the launching ramp indicating the pipeline configuration. The distance between each rollershall also be specified.4.9 CONRACTOR shall, based on results of design and engineering carried out by him, prepareconstruction drawings for each river crossing and shall submit the same for OWNER/Consultant'sapproval, Construction drawings shall indicate the pipeline profile with levels furnished at sufficientintervals. Details. such as, entry and exit angles, radius of bends, etc. shall also be indicated.CONTRACTOR shall also calculate the total length of pipeline required as well as the maximumtension required on the pull head of the rig.All construction works shall be carried out in accordance with the construction drawings, approved byOWNER/CONSULTANT ...Before commencement of any installation works, CONTRACTOR shall furnish forOWNER/Consultant's Approval all design calculations as specified above.n:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\06 spec\specification for major water crossing byhdd\mh2145-c000-pl-spc-0018.docMH2145-C000-PL-SPC-0018 RevA Page 8 of 15

EPMC SERVICES FOR REWARI – KANPUR PIPELINESPECIFICATION FOR MAJOR WATER CROSSING BY HDD5. CONSTRUCTIONThe method of construction shall comply with all the conditions and requirement issued by Authoritieshaving jurisdiction in the area where the work is to be performed.If no public road exists, CONTRACTOR shall arrange for access to his work area at no extra cost toOWNER/CONSULTANT.CONTRACTOR shall carry out geo-technical and hydrographical survey and the same shall besubmitted to OWNER/CONSULTANT for review and approval.CONTRACTOR shall use three layer Polyethylene coating with 400-450 micron epoxy thickness- pipesfor execution of HDD.5.1 INSTALLATION PROCEDURECONSTRUCTOR shall, before commencing any work at site, submit for OWNER/Consultant'sapproval a detailed installation procedure for each river crossing:The installation procedure as a minimum shall include the followinga. Project Manpower deployment at site and co-ordination office.b. Time schedule for construction.c. Details of equipment: CONTRACTOR shall furnish the complete list of all equipment to bedeployed for preparation of pipe string and installation of crossing including technicalcharacteristics and capacity of each equipment, instrumentation, monitoring and controlequipment.d. Preparation of fabrication yard and launching areas.e. Pipeline string preparation (hauling stringing, welding, etc.).f. Pre & Post hydrostatic test procedure.g. Method of installation covering all stages of construction, viz. Rig up, Pilot Hole, Back- reaming,Pulling. Rig Down, Back filling, etc.h. Calculations for maximum pulling force on the rig.The time schedule shall be in accordance with overall time schedule for the project.Approval by OWNER/CONSULTANT of the methods used by CONTRACT'OR shall in no way relieveCONTRACTOR from the sole responsibility for safe and satisfactory installation of the crossing,n:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\06 spec\specification for major water crossing byhdd\mh2145-c000-pl-spc-0018.docMH2145-C000-PL-SPC-0018 RevA Page 9 of 15

EPMC SERVICES FOR REWARI – KANPUR PIPELINESPECIFICATION FOR MAJOR WATER CROSSING BY HDD5.2 ROW PREPARATIONCONTRACTOR shall arrange additional land required for pipeline string preparation, rig set-up andlaunching operations. CONTRACTOR shall clear and grade the length of ROW required for installationof the land portion and drilled river crossing portion. CONTRACTOR shall do such grading on ROW asnecessary and properly to perform the pipeline construction operations, to provide access to thepipeline construction and to ensure safe construction of pipeline.CONTRACTOR shall ensure that his construction activities shall not cause inconvenience to public orshall there be any undue interference with the normal use of the land and watercourses.5.3 HANDLING, HAULING, STORING AND STRINGING OF PIPES AND OTHERMATERIALSCONTRACTOR shall be fully responsible for arranging and paying for storage areas. CONTRACTORshall load, unload, transport and stock-pile the coated pipes using approved suitable means and in amanner to avoid damage to the pipe and coating.Transportation and handling of coated pipes shall also comply with requirements of API RP 5L-1.For transportation, stacking, loading and unloading shall be in accordance with Specification No.MH2145-C000-PL-SPC-00105.4 PIPE STRINGComplete pipe string shall be prepared as a single string for pulling:5.5 LINING-UP, WELDING & FIELD JOINT COMPLETIONThe lining-up, welding and field joint coating completion shall be in accordance with Specification No.MH2145-C000-PL-SPC-00155.6 INSTALLATION5.6.1 Installation shall be taken in accordance with approved installation procedures.5.6.2 The lateral offset of the actual exit point of the pilot hole from the calculated and theoretical exitpoint shall not exceed 3 to 5 metres of the length of the crossing; however the actual exit point shall notcome outside the ROU limits of the pipeline.The length tolerance shall not exceed 3 to 5 metres of the crossing length, subject to the condition thatthe actual exit point shall be within the limits of crossing as defined in the approved drawings.n:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\06 spec\specification for major water crossing byhdd\mh2145-c000-pl-spc-0018.docMH2145-C000-PL-SPC-0018 RevA Page 10 of 15

EPMC SERVICES FOR REWARI – KANPUR PIPELINESPECIFICATION FOR MAJOR WATER CROSSING BY HDD5.6.3 Back reaming shall be done separately from the pipeline pulling operation. The size of the backreamedhole shall be adequate (approximately 1.5 times the pipeline diameter) to allow enoughclearance for smooth pull-back of the pipeline.5.6.4 CONTRACTOR shall be responsible for maintaining the drilled hole till such time the pipeline ispulled in.5.6.5 During pulling operation, the buoyancy of the pipeline shall be controlled by suitable approvedmethods so as to maintain the buoyancy as close as possible to zero during pull-back in order toreduce friction forces of the pipeline in the hole.Bentonite slurry of specified viscosity shall be pumped into the hole, preventing the wall from collapsingand protecting the pipeline coating.5.6.6 CONTRACTOR shall provide suitable facilities to OWNER/Consultant's personnel to witness allstages of construction.5.6.7 CONTRACTOR shall be responsible for the integrity of the corrosion coating and shall apply anynecessary approved protective coatings.Coating inspection of the pipeline after completion of pulling operation shall be made by:a) Pulling the pipe to the extent possible with normal rig set tip at the exit point;b) Excavating the adjacent portion tip to and including the first held joint.The pipeline and joint coating shall be examined visually and with holiday detectors for defect. Thelength to be inspected shall, as a minimum, be one pipe length and one joint coating. In casedamages/holidays are detected in the first pipe length/ joint, the subsequent pipe length / joint shall beexposed and coaling integrity checks shall be made be found acceptable by OWNER/CONSULTANT,the first pipe length/ joint shall be repaired and/or replaced as directed by OWNER/CONSULTANT. Ifthe coating of second pipe length/ joint is also found damaged, CONTRACTOR shall propose furthercourse of action and OWNER/Consultant's instructions shall be followed. All such works shall be doneat no extra cost to OWNER/CONSULTANT.5.6.8 Before final hydrostatic testing, CONTRACTOR shall prove the diameter of the pipeline bypassing a gauging (caliper) pig through the pipeline. The gauging pig shall have a diameter equal to95% of the nominal internal diameter or the pipe. CONTRACTOR shall supply and install all temporaryscraper launchers/ receivers and other equipment, piping and materials and consumables for thepurpose.5.6.9 CONTRACTOR shall obtain plans and full details of all existing and planned, undergroundservices from the relevant Local Authorities and be responsible for location and protection of the same.CONTRATOR shall execute the work at the crossings as per guidelines of the authorities havingjurisdiction and to the satisfaction of the OWNER/CONSULTANT.n:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\06 spec\specification for major water crossing byhdd\mh2145-c000-pl-spc-0018.docMH2145-C000-PL-SPC-0018 RevA Page 11 of 15

EPMC SERVICES FOR REWARI – KANPUR PIPELINESPECIFICATION FOR MAJOR WATER CROSSING BY HDD5.6.10 After pulling the pipeline across the drilled crossing, CONTRACTOR shall cut the extendedportion of the pipeline at the entry and exit points. Thereafter, the drilled portion of the pipeline shall becut at suitable location/depth and extended on either bank by installing a cold field bend with minimumbend radius as specified in the relevant specification and a straight pipe length of 12m, such that at theends the top of the pipeline is minimum 1.2m below the natural ground level.5.7 HYDROSTATIC TESTING5.7.1 Pre- testingCONTRACTOR shall hydrostatically pre-test the complete pipe string of each river crossing beforeinstallation as per approved procedure.The section of the pipeline corresponding to the river crossing shall, before installation, be subjected tohydrostatic pre-testing to a Pressure equivalent pressure of 95% SMYS as specified in thisspecification. After the temperature has been stabilized, the pressure shall be maintained in thepipeline for at least 6 hours and recorded by man thermograph during the test, CONTRACTOR shallcheck all welds for leakage. Failure, if any, during the test shall be rectified by the CONTRACTOR. Themethod adopted for pre-hydro testing shall be in accordance with Specification No. MH2145-C000-PL-SPC-00115.7.2 Post Installation Hydrostatic TestPost installation hydrostatic test shall be in accordance with Specification No. MH2145-C000-PL-SPC-00115.8 FENCINGCONTRACTOR shall supply all materials and install G.I. Wire Chain link security fencing.5.9 IDLE TIME PRESERVATION OF PIPELINEIf directed by OWNER/CONSULTANT, CONTRACTOR shall supply all materialsand consumables including water and inhibitor and shall install all pipingconnections, valves, instrumentation, etc., and perform all works for preservation of pipeline bypressurization with inhibited water. CONTRACTOR shall use approved inhibitors and shall determinethe required dosages of inhibitors and pressure for idle time preservation of the pipeline for a period ofmaximum six months from the date of completion of construction. Corrosion inhibitors and dosagesshall be subject to OWNER/Consultant's approval prior to use.n:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\06 spec\specification for major water crossing byhdd\mh2145-c000-pl-spc-0018.docMH2145-C000-PL-SPC-0018 RevA Page 12 of 15

EPMC SERVICES FOR REWARI – KANPUR PIPELINESPECIFICATION FOR MAJOR WATER CROSSING BY HDD5.10 FINAL CLEAN UPAfter completion of construction, CONTRACTOR shall clear the sites of all balance material and debristo the satisfaction of OWNER/CONSULTANT and authorities having jurisdiction.n:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\06 spec\specification for major water crossing byhdd\mh2145-c000-pl-spc-0018.docMH2145-C000-PL-SPC-0018 RevA Page 13 of 15

EPMC SERVICES FOR REWARI – KANPUR PIPELINESPECIFICATION FOR MAJOR WATER CROSSING BY HDD6. DOCUMENTATION6.1 In addition to the documents specified elsewhere in this specification, CONTRACTOR shallsubmit to the OWNER/CONSULTANT six copies each of the following documents/records.6.2 DURING THE COURSE OF EXECUTION OF THE CROSSING CONTRACTOR shallgenerate/compile the following data. It shall be obligatory on part of the CONTRACTOR to furnish thisdata to OWNER/CONSULTANT in the event it is required for.- Detailed drilling log and down hole data, including. but not limited to, the following:a) Torque and pulling/pushing forceb) Data on drilling fluid consisting of the following:(i) Density(ii) type of mud and additive employed(iii) Mixing, pumping and cleaning- Wash and drill pipe data, viz.a) Dimension and material properties,b) Data on APT classification,c) Type of inspection previously carried out on these pipes.Copies of the permits obtained from authorities having jurisdiction for the various works.Profile of the drilled hole along with the water level variationsRecords of I hydrostatic pre-testing and final testingRecord of Non Destructive Testing of weldsClearance certificates from the land OWNER/Consultants, authorities having jurisdiction.-Regardingsatisfactory clean-up and restoration of pipeline ROU and work areas6.3 After completion of construction, contractor shall prepare and furnish six sets of copies and twosets of reproducible of As-Built drawings for the crossings. As built drawings shall, as a minimuminclude the following information:True profile of the river bed and banks along the pipeline;True profile of the pipeline as installed;Depth of cover to lop of-pipe at regular intervals;n:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\06 spec\specification for major water crossing byhdd\mh2145-c000-pl-spc-0018.docMH2145-C000-PL-SPC-0018 RevA Page 14 of 15

EPMC SERVICES FOR REWARI – KANPUR PIPELINESPECIFICATION FOR MAJOR WATER CROSSING BY HDDLocation of entry and exit points and angles of entry and exit, along with lateral offset of exit point fromthe original pipeline alignment;Location and angle of field bends;Location of pipeline markers.6.4 All documents shall be in English language only.n:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\06 spec\specification for major water crossing byhdd\mh2145-c000-pl-spc-0018.docMH2145-C000-PL-SPC-0018 RevA Page 15 of 15

EPMC Services for Rewari-KanpurPipelineSpecification for Pipeline Marker Posts & SignsMH2145-C000-PL-SPC-00197 March 2013Raheja Plaza 101, 1st Floor,LBS Marg, Ghatkopar (W),Mumbai- 400086, IndiaTel: +91 22 6781 8000Fax: +91 22 6781 8080© 2012Hydrocarbons

EPMC SERVICES FOR REWARI – KANPUR PIPELINESPECIFICATION FOR PIPELINE MARKER POSTS & SIGNSSYNOPSISThis document presents the for the EPMC Services forRewari-Kanpur Pipeline.DisclaimerThis document has been prepared on behalf of and for the exclusive use of HPCL, and is subjectto and issued in accordance with the agreement between HPCL and WorleyParsons Sea IndiaPvt Ltd. WorleyParsons Sea India Pvt Ltd accepts no liability or responsibility whatsoever for it inrespect of any use of or reliance upon this document by any third party.Copying this document without the permission of HPCL and WorleyParsons Sea India Pvt Ltd isnot permitted.EPMC SERVICES FOR REWARI-KANPUR PIPELINEREV DESCRIPTION ORIG REVIEW WORLEY-PARSONSAPPROVALDATECLIENTAPPROVALDATEAIssued for customerReview PRAS KADN/TELS ARYV7 Mar 13n:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\06 spec\specification for pipeline marker posts &signs\mh2145-c000-pl-spc-0019.docMH2145-C000-PL-SPC-0019 RevA Page 2 of 13

EPMC SERVICES FOR REWARI – KANPUR PIPELINESPECIFICATION FOR PIPELINE MARKER POSTS & SIGNSCONTENTS1. SCOPE ............................................................................................................................... 42. REFERENCE CODES ....................................................................................................... 53. GENERAL ........................................................................................................................... 64. AERIAL MARKERS ............................................................................................................ 75. KILOMETER MARKERS .................................................................................................... 86. PIPELINE WARNING SIGN ............................................................................................... 97. ROU BOUNDARY MARKER ........................................................................................... 108. DIRECTION MARKERS ................................................................................................... 119. NAVIGABLE WATERWAY PIPELINE CROSSING WARNING SIGN ........................... 1210. SPECIAL MARKERS ....................................................................................................... 13n:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\06 spec\specification for pipeline marker posts &signs\mh2145-c000-pl-spc-0019.docMH2145-C000-PL-SPC-0019 RevA Page 3 of 13

EPMC SERVICES FOR REWARI – KANPUR PIPELINESPECIFICATION FOR PIPELINE MARKER POSTS & SIGNS1. SCOPE1.1 This specification covers the minimum requirements for supply, fabrication and erection ofpipeline markers to be installed by CONTRACTOR at various locations along the route of a crosscountrypipeline.1.2 This specification shall be read in conjunction with the conditions of all specifications anddocuments included in the CONTRACT between Owner and CONTRACTOR.1.3 DEFINITIONS:For this specification the following definitions shall apply:OWNER — Hindustan Petroleum Corporation LtdCONSULTANT — WorleyParsons, Mumbai (WP)CONTRACTOR - The Company named as such in the deedSHALL/MUST/ISTO BE - A mandatory requirementSHOULD - A non-mandatory requirement, advisory or recently amended.n:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\06 spec\specification for pipeline marker posts &signs\mh2145-c000-pl-spc-0019.docMH2145-C000-PL-SPC-0019 RevA Page 4 of 13

EPMC SERVICES FOR REWARI – KANPUR PIPELINESPECIFICATION FOR PIPELINE MARKER POSTS & SIGNS2. REFERENCE CODESReference has been made in this specification to the latest edition of the following codes:API RP 1109:Recommended Practice for Marking Liquid Petroleum Pipeline Facilities.n:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\06 spec\specification for pipeline marker posts &signs\mh2145-c000-pl-spc-0019.docMH2145-C000-PL-SPC-0019 RevA Page 5 of 13

EPMC SERVICES FOR REWARI – KANPUR PIPELINESPECIFICATION FOR PIPELINE MARKER POSTS & SIGNS3. GENERAL3.1 CONTRACTOR shall supply, fabricate and install the Pipeline Markers along the pipeline route.The location of markers as indicated in the approved drawings shall be treated for guidance purposeonly and the exact location of the markers shall be based on AS BUILT drawings and as directed byWP/HPCL.3.2 The pipeline markers shall be fabricated and installed in accordance with the WP standarddrawings included herein. Before start of fabrication of the markers, the CONTRACTOR shall prepareand submit for WP/HPCL's approval, the detailed scheme for the marker plates as applicable for theproject. All the markers shall be painted in accordance with the requirements of Specification forExternal Painting & Protective Coating (Specification No. MH2145-C000-PI-SPC-0004).3.3 The pipeline markers shall be installed, as far as possible, at locations such that they do notcause any hindrance to the regular use of the land or to the traffic.n:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\06 spec\specification for pipeline marker posts &signs\mh2145-c000-pl-spc-0019.docMH2145-C000-PL-SPC-0019 RevA Page 6 of 13

EPMC SERVICES FOR REWARI – KANPUR PIPELINESPECIFICATION FOR PIPELINE MARKER POSTS & SIGNS4. AERIAL MARKERSAerial Markers shall in general be installed along the pipeline at every five (5) kilometers intervals andat places specified by WP/HPCL. Refer WP Standard Drawing No MH2145-C000-PL-DST-0010-1B fordetails.n:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\06 spec\specification for pipeline marker posts &signs\mh2145-c000-pl-spc-0019.docMH2145-C000-PL-SPC-0019 RevA Page 7 of 13

EPMC SERVICES FOR REWARI – KANPUR PIPELINESPECIFICATION FOR PIPELINE MARKER POSTS & SIGNS5. KILOMETER MARKERSKilometer Markers shall in general be installed along the pipeline at every one (1) kilometer interval.Markers shall indicate cumulative distance in kilometers from the reference station, as directed byWP/HPCL. A kilometer marker is not required, if the relative distance between its location and anypipeline warning sign is less than 200 meters. Refer WP Standard Drawing no. MH2145-C000-PL-DST-0010-1C for details.n:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\06 spec\specification for pipeline marker posts &signs\mh2145-c000-pl-spc-0019.docMH2145-C000-PL-SPC-0019 RevA Page 8 of 13

EPMC SERVICES FOR REWARI – KANPUR PIPELINESPECIFICATION FOR PIPELINE MARKER POSTS & SIGNS6. PIPELINE WARNING SIGNPipeline Warning Sign shall in general be installed at:National and State Highway crossingsOther Road CrossingsRailway CrossingsMinor Water Crossings (less than 15 m width)Minor Water Crossings (less than 15 m width)Major Water CrossingsVavle Station2 Nos. min.1 No. min2 Nos. min.1 No. min.2 Nos. min.2 Nos. min.1 No. minAnd or any other location as shown in the approved drawings and as directed by the WP/HPCL.Pipeline Warning Sign shall identify the existence of the pipeline and display the name of the Owner(HPCL), with an emergency telephone number, as shown in WP Standard Drawing No. MH2145-C000-PL-DST-0010-2C.n:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\06 spec\specification for pipeline marker posts &signs\mh2145-c000-pl-spc-0019.docMH2145-C000-PL-SPC-0019 RevA Page 9 of 13

EPMC SERVICES FOR REWARI – KANPUR PIPELINESPECIFICATION FOR PIPELINE MARKER POSTS & SIGNS7. ROU BOUNDARY MARKERRight-of-Use boundary markers shall be fabricated as per the drawings and shall beinstalled at every 250 meters interval along the entire pipeline route. These shall be installed on eitherside of the pipeline alignment to define the ROW boundary limits. These shall also be installed atpipeline turning points to maintain the continuity of the ROW limits. Refer WP Standard Drawing No.MH2145-C000-PL-DST-0010-2B for details.n:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\06 spec\specification for pipeline marker posts &signs\mh2145-c000-pl-spc-0019.docMH2145-C000-PL-SPC-0019 RevA Page 10 of 13

EPMC SERVICES FOR REWARI – KANPUR PIPELINESPECIFICATION FOR PIPELINE MARKER POSTS & SIGNS8. DIRECTION MARKERSDirection Markers as shown in WP Standard Drawing No. MH2145-C000-PL-DST-0010-1A shall beinstalled to identify the significant Turning Points of the pipeline during serial traverse. One directionmarker shall be installed at each Turning Point; two more direction markers shall be installed along thepipeline alignment, one on either side of the Turning Point at 200 m from the Turning Point.n:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\06 spec\specification for pipeline marker posts &signs\mh2145-c000-pl-spc-0019.docMH2145-C000-PL-SPC-0019 RevA Page 11 of 13

EPMC SERVICES FOR REWARI – KANPUR PIPELINESPECIFICATION FOR PIPELINE MARKER POSTS & SIGNS9. NAVIGABLE WATERWAY PIPELINE CROSSING WARNING SIGNThe Navigable Waterway Pipeline Crossing Warning Sign shall be fabricated in accordance with WPStandard Drawing No. MH2145-C000-PL-DST-0010-2A. Such Warning Sign shall be installed one oneach bank of navigable water courses at the pipeline crossing location, in lieu of the Pipeline WarningSign described in Clause 6.0 of this specification.n:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\06 spec\specification for pipeline marker posts &signs\mh2145-c000-pl-spc-0019.docMH2145-C000-PL-SPC-0019 RevA Page 12 of 13

EPMC SERVICES FOR REWARI – KANPUR PIPELINESPECIFICATION FOR PIPELINE MARKER POSTS & SIGNS10. SPECIAL MARKERSAs directed by WP/HPCL, special markers shall be installed at location where following changes takeplace:• Change in pipeline diameter and wall thickness.• Change in type of pipeThe above data may be provided on other types of marker (except ROU boundary marker), if therelative distance between the two does not exceed 100 mn:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\06 spec\specification for pipeline marker posts &signs\mh2145-c000-pl-spc-0019.docMH2145-C000-PL-SPC-0019 RevA Page 13 of 13

EPMC Services for Rewari-KanpurPipelineSpecification for Welding on Onshore PipelineMH2145-C000-PL-SPC-00204 March 2013Raheja Plaza 101, 1st Floor,LBS Marg, Ghatkopar (W),Mumbai- 400086, IndiaTel: +91 22 6781 8000Fax: +91 22 6781 8080© 2012Hydrocarbons

EPMC SERVICES FOR REWARI – KANPUR PIPELINESPECIFICATION FOR WELDING ON ONSHORE PIPELINESYNOPSISThis document presents the for the EPMCServices for Rewari-Kanpur Pipeline.DisclaimerThis document has been prepared on behalf of and for the exclusive use of HPCL, and is subjectto and issued in accordance with the agreement between HPCL and WorleyParsons Sea IndiaPvt Ltd. WorleyParsons Sea India Pvt Ltd accepts no liability or responsibility whatsoever for it inrespect of any use of or reliance upon this document by any third party.Copying this document without the permission of HPCL and WorleyParsons Sea India Pvt Ltd isnot permitted.EPMC SERVICES FOR REWARI-KANPUR PIPELINEREV DESCRIPTION ORIG REVIEW WORLEY-PARSONSAPPROVALDATECLIENTAPPROVALDATEAIssued for CustomerReview PRAS KADN/TELS ARYV4 Mar 13n:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\06 spec\specification for welding on onshorepipeline\mh2145-c000-pl-spc-0020.docMH2145-C000-PL-SPC-0020 RevA Page 2 of 42

EPMC SERVICES FOR REWARI – KANPUR PIPELINESPECIFICATION FOR WELDING ON ONSHORE PIPELINECONTENTS1. GENERAL ........................................................................................................................... 52. REFERENCE DOCUMENTS ............................................................................................. 62.1 Codes and standards .......................................................................................................... 62.2 Other Standards / specifications ......................................................................................... 62.3 Document precedence ........................................................................................................ 72.4 Specification Deviation/Concession Control ....................................................................... 72.5 Quality Assurance/Quality Control ...................................................................................... 73. WELDING EQUIPMENT, TOOLS AND SUPPLIES .......................................................... 94. PIPELINE MATERIALS .................................................................................................... 105. ELECTRODES, FILLER WIRES AND FLUXES ............................................................. 116. SHIELDING GASES ......................................................................................................... 127. QUALIFICATION OF WELDING PROCEDURES ........................................................... 137.1 General ............................................................................................................................. 137.2 Records ............................................................................................................................. 147.3 Welding Procedure Specification (WPS) .......................................................................... 147.3.17.3.27.3.3Welding Procedure Qualification Testing (WPQT) ....................................................... 15Qualification of Repair Weld Procedure ....................................................................... 16Weld Procedure Approval ............................................................................................ 168. WELDER QUALIFICATION ............................................................................................. 179. PRODUCTION WELDING ............................................................................................... 189.1 Cleaning and Pipe Bevelling ............................................................................................. 189.2 Alignment of Pipe .............................................................................................................. 189.3 Pre-Heating and Interpass Temperature and Post-Weld Heat Treatment (PWHT) ......... 199.4 Tack Welds ...................................................................................................................... 199.5 Line-up Clamps ............................................................................................................... 209.6 Working Clearance .......................................................................................................... 2010. AUTOMATIC WELDING .................................................................................................. 21n:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\06 spec\specification for welding on onshorepipeline\mh2145-c000-pl-spc-0020.docMH2145-C000-PL-SPC-0020 RevA Page 3 of 42

EPMC SERVICES FOR REWARI – KANPUR PIPELINESPECIFICATION FOR WELDING ON ONSHORE PIPELINE11. FITTINGS ......................................................................................................................... 2212. INTERPASS CLEANING ................................................................................................. 2313. ARC STRIKES .................................................................................................................. 2414. MULTIPLE JOINT WELDING .......................................................................................... 2515. MARKING WELDS ........................................................................................................... 2616. PROXIMITY OF WELDS .................................................................................................. 2717. END PROTECTION ......................................................................................................... 2818. WEATHER LIMITATIONS ................................................................................................ 2919. STANDARDS OF ACCEPTABILITY ................................................................................ 3020. INSPECTION AND TESTING .......................................................................................... 3121. RADIOGRAPHIC INSPECTION ...................................................................................... 3222. ULTRASONIC INSPECTION ............................................................................................ 3323. MAGNETIC PARTICLE INSPECTION ............................................................................ 3424. DEFECT ACCEPTANCE LEVELS .................................................................................. 3525. REPAIR OF WELDS ........................................................................................................ 3626. OTHER WELDING ........................................................................................................... 3727. WELDING MATERIAL DISPOSAL .................................................................................. 3828. RECORDS ........................................................................................................................ 3929. APPENDIX A - SUMMARY OF PIPELINE MATERIALS ............................................. 4030. APPENDIX B - ABBREVIATIONS ................................................................................... 41n:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\06 spec\specification for welding on onshorepipeline\mh2145-c000-pl-spc-0020.docMH2145-C000-PL-SPC-0020 RevA Page 4 of 42

EPMC SERVICES FOR REWARI – KANPUR PIPELINESPECIFICATION FOR WELDING ON ONSHORE PIPELINE1. GENERALThis specification provides the requirements for fabrication and field welding of HSD/MS/SKO/ATF Oilpipelines and related facilities, which are associated with the EPMC phase of the Rewari – KanpurPipeline Project (RKPL) 18" Pipeline.This specification supplements the codes listed in Section 2 of this document.n:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\06 spec\specification for welding on onshorepipeline\mh2145-c000-pl-spc-0020.docMH2145-C000-PL-SPC-0020 RevA Page 5 of 42

EPMC SERVICES FOR REWARI – KANPUR PIPELINESPECIFICATION FOR WELDING ON ONSHORE PIPELINE2. REFERENCE DOCUMENTS2.1 Codes and standardsThe latest edition of the following codes and standards shall establish the minimum standards for thework. The CONTRACTOR may use alternate standards that meet or exceed those listed if approvedby the OWNER.American Society for Testing and Materials (ASTM)• ASTM 370 Mechanical Testing of Steel Products• ASTM 639 Preparation and use of bent-beam stress corrosion test specimensAmerican Petroleum Institute (API)• API 5L Specification for Line Pipe• API 1104 Welding of Pipelines and Related FacilitiesAmerican Society of Mechanical Engineers (ASME)• ASME B31.4 Pipeline Transportation Systems for Liquid Hydrocarbons and other Liquids• ASME II Part C Specification for Welding Electrode and Filler Materials• ASME Sec V Non Destructive Examination• ASME IX Welding and Brazing Qualification• ANSI/AWS 5.01 Procurement Guidelines for Consumables-Welding and Allied Processes-Fluxand Gas Shielded Electrical Welding Processes - Fourth EditionAmerican Society of Non-destructive Testing (ASNT)• RP SNT-TC-1A Personal Qualification and Certification in Non-destructive TestingBritish Standards Institute (BS)• BS 5135 Process of Arc Welding of Carbon and Carbon Manganese Steels• BS EN 10204 Types of Inspection and Documentation2.2 Other Standards / specificationsThe following documents are part of this specification:MH2145-C000-PL-SPC-0002n:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\06 spec\specification for welding on onshorepipeline\mh2145-c000-pl-spc-0020.docMH2145-C000-PL-SPC-0020 RevA Page 6 of 42

EPMC SERVICES FOR REWARI – KANPUR PIPELINESPECIFICATION FOR WELDING ON ONSHORE PIPELINEMH2145-C000-ME-REQ-0008MH2145-C000-PL-SPC-0009MH2145-C000-PL-SPC-0007MH2145-C000-PL-SPC-0008MH2145-C000-PL-SPC-0004MH2145-C000-PL-BOD-00012.3 Document precedenceThe CONTRACTOR shall notify the OWNER of any conflict between this specification, the relateddata sheets, the Codes and Standards and any other specifications noted herein. The resolution and/or interpretation precedence shall be obtained from the OWNER in writing before proceeding with thedesign or manufacture.In case of conflict, the order of precedence shall be:• Description of Project Scope and statement of requirements• Project Specifications and Drawings• Industry Codes and Standards• Equipment Data Sheets• Equipment Narrative Specification2.4 Specification Deviation/Concession ControlAny technical deviations to the specifications and its attachments including, but not limited to, theData Sheets and Narrative Specifications shall be obtained by the CONTRACTOR only through theCONCESSION REQUEST format. The CONCESSION REQUESTS require the Owner's review/approval prior to implementation of the proposed changes. Technical changes implemented prior toOWNER approval are subject to rejection.2.5 Quality Assurance/Quality ControlThe CONTRACTOR shall have in effect at all times a QA/QC programme which clearlyestablishes the authority and responsibility of those in charge of the quality system. Personsperforming quality functions shall have sufficient and well defined authority to enforce qualityrequirements that initiate, identify, recommend and provide solutions to quality problems andverify the effectiveness of the corrective action.n:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\06 spec\specification for welding on onshorepipeline\mh2145-c000-pl-spc-0020.docMH2145-C000-PL-SPC-0020 RevA Page 7 of 42

EPMC SERVICES FOR REWARI – KANPUR PIPELINESPECIFICATION FOR WELDING ON ONSHORE PIPELINEThe OWNER reserves the right to inspect materials and workmanship at all stages of production andto witness any or all tests. The CONTRACTOR shall provide the OWNER with regard of a copyof its production and inspection plan for review and inclusion of any mandatory OWNER witnesspoints.n:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\06 spec\specification for welding on onshorepipeline\mh2145-c000-pl-spc-0020.docMH2145-C000-PL-SPC-0020 RevA Page 8 of 42

EPMC SERVICES FOR REWARI – KANPUR PIPELINESPECIFICATION FOR WELDING ON ONSHORE PIPELINE3. WELDING EQUIPMENT, TOOLS AND SUPPLIESAll welding machines, line up clamps, bevelling machines, cutting torches and other equipment, toolsand supplies used in connection with the welding work shall be kept in good mechanical conditionso as to produce sound welds. The welding machines shall have all necessary controls formaking current adjustments for all pipeline- welding requirements. Sufficient meters, portable orpermanent shall be provided to calibrate machines and to regulate voltage and amperages as maybe needed. The ground clamps shall be dependable and not arc the pipe. The clamps shall belocated close to the point of welding wherever possible.Any equipment, which, in the opinion of the OWNER is not adequate for the quality of weldingrequired, shall be replaced by the CONTRACTOR.n:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\06 spec\specification for welding on onshorepipeline\mh2145-c000-pl-spc-0020.docMH2145-C000-PL-SPC-0020 RevA Page 9 of 42

EPMC SERVICES FOR REWARI – KANPUR PIPELINESPECIFICATION FOR WELDING ON ONSHORE PIPELINE4. PIPELINE MATERIALSLine pipe, induction bends and fittings shall be supplied in accordance with the specificationslisted in clause 2.2 of this specification.n:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\06 spec\specification for welding on onshorepipeline\mh2145-c000-pl-spc-0020.docMH2145-C000-PL-SPC-0020 RevA Page 10 of 42

EPMC SERVICES FOR REWARI – KANPUR PIPELINESPECIFICATION FOR WELDING ON ONSHORE PIPELINE5. ELECTRODES, FILLER WIRES AND FLUXESStorage and handling procedures for consumables shall be submitted to the OWNER for reviewand approval. The CONTRACTOR shall maintain a system of traceability, whereby the batchno. of the welding consumables are related to weld numbers on which they are used.Each tin or packet of electrodes or reel of filler wire and bag of flux shall be clearly marked withtheir respective batch number. Manufacturer's Certification shall be supplied to EN 10204, 3.1for each batch of welding consumables in accordance with ANSI/AWS 5.01.Welding consumables used during production shall be of the same manufacturer, brand andAWS type as those used during welding procedure qualifications.The CONTRACTOR shall submit batch test certificate(s) from each electrode/filler wiremanufacturer(s) furnishing all details of physical and chemical tests carried out by them foreach batch of electrodes to be used.All electrodes/filler wire/flux shall be purchased in sealed containers and stored properly toprevent deterioration. Except the cellulosic coated electrodes, the electrodes removed from thecontainer shall be kept in holding ovens at temperatures recommended by electrodemanufacturer. Oven shall be used for low hydrogen electrodes only. Welding consumablesshall be handled with care to avoid any damage to the flux covering. Different grades ofwelding consumables shall be stored separately.Welding consumables used shall be free from rust, oil, grease, earth and other foreign matterwhich affect the quality of welding.n:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\06 spec\specification for welding on onshorepipeline\mh2145-c000-pl-spc-0020.docMH2145-C000-PL-SPC-0020 RevA Page 11 of 42

EPMC SERVICES FOR REWARI – KANPUR PIPELINESPECIFICATION FOR WELDING ON ONSHORE PIPELINE6. SHIELDING GASESIn addition to the requirements of Section of API 1104, the following requirements shall apply tothe procurement, handling, storage and use of shielding gases.The shielding gases shall be welding grade.Argon gas shall be used for the gas tungsten arc welding process. Argon shall meet thefollowing requirements:Argon 99.995% minimumEach container of gas shall be identified with the gas type, mixture and purity. Unmarkedcontainers and/ or contaminated gases shall be removed from the work site. The shielding gasmanufacturer shall have an adequate quality system to ensure that the purity of the shieldinggases complies with the specifications and shall issue a certificate of compliance to thespecified purity levels.n:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\06 spec\specification for welding on onshorepipeline\mh2145-c000-pl-spc-0020.docMH2145-C000-PL-SPC-0020 RevA Page 12 of 42

EPMC SERVICES FOR REWARI – KANPUR PIPELINESPECIFICATION FOR WELDING ON ONSHORE PIPELINE7. QUALIFICATION OF WELDING PROCEDURES7.1 GeneralThe CONTRACTOR shall submit detailed welding procedure specifications for approval by theOWNER to cover the range of materials, diameters and thicknesses in the work prior tocommencement of welding procedure qualification tests.Separate welding procedures shall be submitted and qualified for the following:• Pipeline welding• Tie-in welding• Welding of fittings (bends, valve pup pieces, anchor flanges, if any, isolation joints,scraper traps, etc.) shall be separately qualified.• Welding of weldolets to the main pipeline• Attachments (saddles, split tees, CP attachments)• Repair weldingThe following welding processes are pre-approved for use this project:• Gas Tungsten Arc Welding (GTAW) — Manual• Shielded Metal Arc Welding (SMAW) — ManualThe Welding processes other than those listed above may be submitted for OWNERapproval. As a minimum, OWNER approval shall require the following conditions be met:• CONTRACTOR has knowledge and previous satisfactory experience with the processand/or system.• CONTRACTOR has a successful past history using the process and/or system and thismust be supported with documentary evidence. This shall be subject to OWNER review.• All welding operators have been qualified on the machine/equipment andhave worked on production welds using this process for other projects.Welding procedures are required for all production welding including butt welds, fillet welds,and all associated repairs. The repairs shall be qualified in accordance with Clause 7.3.2.Welding progression for repair welds shall be root uphill and balance vertical down.The Weld direction shall be vertical down for Mainline Welding.n:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\06 spec\specification for welding on onshorepipeline\mh2145-c000-pl-spc-0020.docMH2145-C000-PL-SPC-0020 RevA Page 13 of 42

EPMC SERVICES FOR REWARI – KANPUR PIPELINESPECIFICATION FOR WELDING ON ONSHORE PIPELINEFor all tie-in welds, joints where an external line-up clamp is used and for full penetrationrepairs, the root bead shall be deposited in the uphill progression.All fillet welds shall be carried out with low hydrogen electrodes.No single pass welds, or internal root sealing welds shall be allowed, except for an automaticroot pass applied internally that is an integral part of the welding procedure when approvedby the OWNER.Preheat shall be specified on the Welding Procedure Specification when it isrequired and shall be qualified during weld procedure qualification testing.The following methods of preheat are acceptable:• Electric induction• Electric resistance• Oxy-fuel gasThe use of oxyacetylene gas for preheating is not permitted. When oxy-fuel gas is used forpreheating, full encirclement rings are preferred. If hand-held torches are approved by theOWNER, a minimum of two oxy-fuel gas torches shall be used on pipe diameters greater thatNPS 6, when preheating manually. Oxygen cutting torches are not permitted.The CONTRACTOR shall notify the OWNER of the date and location of the WeldingProcedure Qualification Test welding at least 72hrs before the start of any qualification test.The OWNER reserves the right to witness all Welding Procedure Qualifications Tests andWelder Qualification Tests.Where pipes or fittings of unequal wall thickness are to be welded, the end preparationsshown in ASME B31.47.2 RecordsEach WPS shall have a unique identification no. and the revision status in order to identify the changes.7.3 Welding Procedure Specification (WPS)In addition to the requirements of Section 5.3 of API 1104, the following minimum details shall beincluded on the Welding Procedure Specification/ Welding Procedure Qualification Record.• Project Identifications.• Consumables trade names, type and batch number (in WPQR).• Interpass temperature (maximum).n:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\06 spec\specification for welding on onshorepipeline\mh2145-c000-pl-spc-0020.docMH2145-C000-PL-SPC-0020 RevA Page 14 of 42

EPMC SERVICES FOR REWARI – KANPUR PIPELINESPECIFICATION FOR WELDING ON ONSHORE PIPELINE• Nozzle diameter for automatic welding (if applicable).• Fit up tolerance.• Oscillation width and frequency for automatic welding (if applicable).• Electrode stick-out length (if applicable).• Time lapse between end of root pass and start of hot pass.• Preheat method and temperature.7.3.1 Welding Procedure Qualification Testing (WPQT)a) All welding procedures shall be qualified on project material. Pre-qualified weldingprocedures may be permitted with regard of the prior approval from the OWNER. Weldingprocedure shall be qualified under simulated conditions similar to the planned installationusing the same welding, alignment and preheat equipment that will be used in production.Sufficient test welds shall be made to include repair procedure qualification and all requiredmechanical testing. The parameters of qualification testing shall be monitored andrecorded by calibrated clamp meters or portable arc monitors and digital thermometers.b) All procedure qualification test welds shall be allowed to cool for a minimum of 24 hours tocool the test piece to ambient temperature and then fully radiographed prior to destructivetests.For mechanized or semi-automatic welding equipment, other than SAW, a minimum of threeconsecutive complete test joints is to be made.If possible, pipe to be used for qualification shall be selected among the heat exhibiting thehighest carbon equivalent. Pipe supplier to provide histogram of Carbon Equivalent Values(C.E.V) for all pipes supplied. Pipe selected for WPQT must be, maximum C.E.V. of theproject material, OWNER allows to production weld + 0.03 C.E.V. of the qualified metal,if it exceeds the tolerance level then CONTRACTOR shall carry out hardness test aloneon the new test specimen.c) The qualification welds shall be destructively tested in accordance with regard of API 1104.d) In addition to API 1104, ONE SET (THREE SPECIMENS) OF Charpy V- notch Impact testshall be conducted as per the following:• The test specimen position shall be from the Weld center line, Fusion line and Fusion line +2mm.• The standard specimen size shall be 10 x 10mm.• If the thickness is not permitting the standard size, the reduced thickness size of 10 x 7.5mm, 10 x5.0mm specimens shall also be used.n:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\06 spec\specification for welding on onshorepipeline\mh2145-c000-pl-spc-0020.docMH2145-C000-PL-SPC-0020 RevA Page 15 of 42

EPMC SERVICES FOR REWARI – KANPUR PIPELINESPECIFICATION FOR WELDING ON ONSHORE PIPELINE• For standard size specimen the minimum average value is 52 Joules and minimum Individual valueis 39 Joules as per the line pipe specification.• The values for reduced thickness size shall be calculated by multiplying the standard size values withregard of 0.75 for 10x7.5 mm size and with regard of 0.5 for 10x5.0 mm size.• The test temperature shall be at 0°C7.3.2 Qualification of Repair Weld Procedurea) Cracked welds shall not be repaired and removed from the line.b) The repair welding procedure shall be established and qualified to demonstrate that the weldwith regard of suitable mechanical properties and soundness can be produced.c) The procedure shall include the method of excavation and the additional NDT requirement.7.3.3 Weld Procedure Approvala) CONTRACTOR shall review, witness and submit for approval all non-destructive anddestructive testing. All mechanical testing shall be carried out by a certified testing facility subject tothe approval of the OWNER.b) All mechanical Testing of Procedure Qualification tests shall be witnessed and certified by anIndependent Inspecting Authority approved by the OWNER.c) Following qualification the CONTRACTOR shall prepare a Weld Procedure Specification (WPS), foruse on site. The CONTRACTOR shall then submit the complete package of WPSs and WeldProcedure Qualification Records (WPQRs) for approval by the OWNER.d) Production welding shall not commence until the WPSs and WPQRs have been approved by theOWNER.The package shall consist of at least the following:-• Register cross-referencing WPQR to WPS.• WPS (see Figure 1 of API Standard 1104).• WPQR (see Figure 2 of API Standard 1104)• NDE and visual inspection reports.• Mill and certificates for pipes.• Batch certificates for consumables.• Heat treatment charts, if applicable.• All third party certified mechanical test results certificates from the test laboratory.n:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\06 spec\specification for welding on onshorepipeline\mh2145-c000-pl-spc-0020.docMH2145-C000-PL-SPC-0020 RevA Page 16 of 42

EPMC SERVICES FOR REWARI – KANPUR PIPELINESPECIFICATION FOR WELDING ON ONSHORE PIPELINE8. WELDER QUALIFICATIONCONTRACTOR shall use only skilled workmen for welding. Each welder employed by theCONTRACTOR shall be required to pass a welding test on steel compatible with regard of the projectmaterial for the type and methods of welding he will perform including attachment welds. No weldershall work on any phase of the pipeline unless he has been tested and approved by OWNER. Testingshall be in accordance with regard of API 1104 Section 6.For pipe diameter over 12 3/4 inch, two welders can be qualified on one test coupon depends on therequirement of test specimens.Testing of prospective welders shall be at Contractor's expense. CONTRACTOR shall furnish allwelding materials and equipment similar to those, which will be used for production welding.CONTRACTOR shall provide test nipples. The weld shall be examined and tested by CONTRACTORand witnessed and approved by OWNER.The welders shall be qualified according to the Approved Welding procedure Specification forConstruction, and shall be used the same consumables approved in the AFC WPS.The qualification of the test weld shall be determined by radiography + Mechanical testing (Nick Breakand Bend Test) as mentioned in API 1104 clause 6.5.2.Test welds shall be free from cracks and lack of fusion. Other defects shall be within the limits of API1104.Each welder / operator shall be given a unique number, which shall be marked in paint on all weldsproduced by him. A list of qualified welders shall be kept up to date and available for OWNERinspection. Should a welder leave the job, his number shall not be duplicated.A welder's competence certificate, which includes reference to the corresponding WPS number, theessential variables, and the test results, shall be issued for each welder or welding operator for eachtest.Any welder found responsible for an unacceptable level of defects/ repairs, shall, at OWNER request,be removed from production. At the discretion of the OWNER, the welder in question may be retestedafter a agreed upon period of retaining.n:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\06 spec\specification for welding on onshorepipeline\mh2145-c000-pl-spc-0020.docMH2145-C000-PL-SPC-0020 RevA Page 17 of 42

EPMC SERVICES FOR REWARI – KANPUR PIPELINESPECIFICATION FOR WELDING ON ONSHORE PIPELINE9. PRODUCTION WELDINGAll welding shall be performed in accordance with API 1104 and this specification.9.1 Cleaning and Pipe BevellingThe following requirements shall be met by CONTRACTOR:• If undesirable debris is present the pipe shall be swabbed along its full length immediatelyprior to alignment with regard of the pipeline.• All the bevels shall be clean from dirt and mill scale a minimum of 25mm from the edge beforealignment of the pipes.All the field bevels shall be visually inspected and accepted prior to alignment.All field bevels on line pipe shall be made with regard of a beveling machine. Hand beveling shallnot be permitted. All field bevels shall be cut evenly and the land finished at right angles to thelongitudinal axis of the pipe, with regard of no rough surfaces.Line pipe will be supplied with regard of a standard API bevel of 30°, +5°, -0° and with regard of aroot face of 1.59mm +/- 0.79mm.9.2 Alignment of PipeThe alignment of the joints shall be as follows:• Mainline - With Pneumatic operated Internal Line up Clamp.• Tie-in - Mechanical External Clamp.• CP Attachments - Tack welds.Longitudinal seams of adjacent pipes / bends shall be aligned as tabled below:Type of alignment Position of seams Min staggering distancePipe to cold bend or cold bend to coldTop half of the Pipebend (horizontal / vertical)Pipe to hot bend or hot bend to coldTop half of the Pipebend (horizontal / vertical)150mm150mmn:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\06 spec\specification for welding on onshorepipeline\mh2145-c000-pl-spc-0020.docMH2145-C000-PL-SPC-0020 RevA Page 18 of 42

EPMC SERVICES FOR REWARI – KANPUR PIPELINESPECIFICATION FOR WELDING ON ONSHORE PIPELINEIn addition to the above, special cases where it is considered impractical to meet the specificationrequirements due to some site constraints or the other, the situation has to be considered on caseto case and the staggering distance still be decided by the OWNER.Maximum misalignment or offset shall not exceed 1.6mm prior to welding the root bead.9.3 Pre-Heating and Interpass Temperature and Post-Weld HeatTreatment (PWHT)The need for appropriate levels of welding preheat shall be determined during the weldingprocedure qualification.The minimum preheat temperature shall be applied in accordance with the approved WPS. Theuse of oxyacetylene gas for preheating shall not be permitted. When fuel gas is used forpreheating, full encirclement rings are preferred. If hand held torches are approved by theOWNER, a minimum of two fuel gas torches shall be used on pipe diameters greater than NPS 12,when preheating manually. For all thicknesses greater than 20mm, welding of pipe to fittings orfittings to fittings, for pre-heating induction heating/ electrical mats shall be used. Preheat for fittingto pipe shall be 100 °C min. or as per the approved WPS.All tie-in welds, repairs, fillet welds and fitting-to-pipe welds shall be preheated to 50 ° C abovethat required for similar pipe-to-pipe butt welds. The interpass temperature shall not exceed 275 °C.The entire joint length shall be preheated simultaneously. The pre-heating temperature shall coveran area of at least 25mm width on either side of the weld and shall be maintained over the fulllength of the weld until the weld is completed.Any requirements for post-weld heat treatment shall be established during welding procedurequalification tests. In such cases the specific requirements for heat treatment shall be included inthe welding procedure specification by the CONTRACTOR and shall be subject to the approval ofthe OWNER. For repair welds, preheat shall be a minimum of 100°C.If PWHT is necessary, the CONTRACTOR shall submit a detailed procedure to the OWNER forapproval. This shall include all details required by ASME VIII, Div 1, para UCS 56.Radiographic inspections in accordance with clause 21 of this specification shall be carried out on100% of the length of welds after PWHT has been completed.A chart recording of each post-weld heat treatment shall be produced.9.4 Tack WeldsTack welds when approved by the OWNER shall be a minimum of 50mm long and shall be weldedwith the same Welding Procedure Specification used for the root pass and by a qualified welder.n:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\06 spec\specification for welding on onshorepipeline\mh2145-c000-pl-spc-0020.docMH2145-C000-PL-SPC-0020 RevA Page 19 of 42

EPMC SERVICES FOR REWARI – KANPUR PIPELINESPECIFICATION FOR WELDING ON ONSHORE PIPELINEAll tack welds shall be welded vertical-up.Preheat of tack welds shall be the same as the approved welding procedure specification for thatpipe or fitting grade, size and thickness.Tack welds incorporated into the final weld shall be ground to a featheredge at each end to ensureadequate fusion on the root pass.9.5 Line-up ClampsInternal line-up clamps shall be used to hold the pipes firmly in position. Unless otherwise agreedin writing by the OWNER, internal line-up clams shall not be removed before the completion of thefirst pass.For all tie-ins (closing welds) and all welds where external line-up clamps are used, vertical-upwelding shall be used for the root pass.External line-up clamps may be removed when the root pass is at least 50 percent complete andequally spaced around the pipe circumference, subject to the pipe remaining adequatelysupported.The pipes on both sides of the weld joint shall not be raised, lowered, or otherwise moved, untilboth the root pass and the second pass (hot pass) have been completed, unless theCONTRACTOR can demonstrate to the satisfaction of OWNER that the root pass alone isadequate to resist deformation and cracking.9.6 Working ClearanceThe working clearance shall be such as to afford the welder maximum comfort during welding. Aminimum 400mm clearance shall be maintained.n:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\06 spec\specification for welding on onshorepipeline\mh2145-c000-pl-spc-0020.docMH2145-C000-PL-SPC-0020 RevA Page 20 of 42

EPMC SERVICES FOR REWARI – KANPUR PIPELINESPECIFICATION FOR WELDING ON ONSHORE PIPELINE10. AUTOMATIC WELDINGAll the field welding activities shall be done with regard of manual welding hence this Clause is notapplicable.n:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\06 spec\specification for welding on onshorepipeline\mh2145-c000-pl-spc-0020.docMH2145-C000-PL-SPC-0020 RevA Page 21 of 42

EPMC SERVICES FOR REWARI – KANPUR PIPELINESPECIFICATION FOR WELDING ON ONSHORE PIPELINE11. FITTINGSThe welding of pipeline fittings to pipe and/or fittings to fittings shall meet the requirements of thisspecification.n:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\06 spec\specification for welding on onshorepipeline\mh2145-c000-pl-spc-0020.docMH2145-C000-PL-SPC-0020 RevA Page 22 of 42

EPMC SERVICES FOR REWARI – KANPUR PIPELINESPECIFICATION FOR WELDING ON ONSHORE PIPELINE12. INTERPASS CLEANINGEach weld pass shall be cleaned to remove all welding slag and foreign matter prior to welding thesuccessive pass. Cleaning methods shall be in accordance with the approved Welding ProcedureSpecification.n:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\06 spec\specification for welding on onshorepipeline\mh2145-c000-pl-spc-0020.docMH2145-C000-PL-SPC-0020 RevA Page 23 of 42

EPMC SERVICES FOR REWARI – KANPUR PIPELINESPECIFICATION FOR WELDING ON ONSHORE PIPELINE13. ARC STRIKESArc strikes shall be avoided outside the weld bevel. Should arc strikes occur outside the weld bevelarea, they shall be removed by grinding and inspected by magnetic particle examination to ensurefreedom from cracks. The remaining wall thickness shall be checked by ultrasonic testing. If thereading is below the Specified minimum wall thickness of the pipe, either the defective pipe shall becut off, or repaired with an approved repair procedure with prior approval from the company.n:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\06 spec\specification for welding on onshorepipeline\mh2145-c000-pl-spc-0020.docMH2145-C000-PL-SPC-0020 RevA Page 24 of 42

EPMC SERVICES FOR REWARI – KANPUR PIPELINESPECIFICATION FOR WELDING ON ONSHORE PIPELINE14. MULTIPLE JOINT WELDINGMultiple joint welding may be performed either manually or by automatic processes, providing theprocess is in accordance with regard of a qualified procedure approved by the OWNER.n:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\06 spec\specification for welding on onshorepipeline\mh2145-c000-pl-spc-0020.docMH2145-C000-PL-SPC-0020 RevA Page 25 of 42

EPMC SERVICES FOR REWARI – KANPUR PIPELINESPECIFICATION FOR WELDING ON ONSHORE PIPELINE15. MARKING WELDSAll welds shall be given a unique number in sequence. The sequence shall be recorded onidentification weld reports and/ or field drawings. The weld numbering sequence and tractabilityshall be addressed in the Contractor's procedure and submitted to the OWNER for approval.The weld numbers shall be legible/ identifiable up to the post padding/ backfilling operations. Punchor steel stamping shall not be permitted.n:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\06 spec\specification for welding on onshorepipeline\mh2145-c000-pl-spc-0020.docMH2145-C000-PL-SPC-0020 RevA Page 26 of 42

EPMC SERVICES FOR REWARI – KANPUR PIPELINESPECIFICATION FOR WELDING ON ONSHORE PIPELINE16. PROXIMITY OF WELDSAdjacent circumferential welds in pipelines shall be separated by a minimum of 2 times the outsidediameter or 500mm whichever is greater.The distance can be reduced to 500mm in the above ground pipe at valve stations and pipe on theplant side of anchor blocks or expansion loops at end stations.Branches, fittings and attachments shall be separated away from other welds on the pipeline. Theminimum separation shall be the greater of either:• Diameter of Branch/ Fitting• Four (4) times the wall thickness of the thickest component• 50mmn:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\06 spec\specification for welding on onshorepipeline\mh2145-c000-pl-spc-0020.docMH2145-C000-PL-SPC-0020 RevA Page 27 of 42

EPMC SERVICES FOR REWARI – KANPUR PIPELINESPECIFICATION FOR WELDING ON ONSHORE PIPELINE17. END PROTECTIONPipe ends shall be adequately protected during transportation, handling and fabrication andinstallation.The bevel protectors, where provided, shall remain in place until the pipe is added to the string rackor when fabrication commences.On completion of stage fabrication or end of work shift or end of the day, end caps shall be placedover open ends.n:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\06 spec\specification for welding on onshorepipeline\mh2145-c000-pl-spc-0020.docMH2145-C000-PL-SPC-0020 RevA Page 28 of 42

EPMC SERVICES FOR REWARI – KANPUR PIPELINESPECIFICATION FOR WELDING ON ONSHORE PIPELINE18. WEATHER LIMITATIONSThe applicable welding procedure approved by the OWNER shall be strictly adhered to at all timeswith regard to welding parameters and environmental conditions. The welding may not beperformed when, in the judgment of the OWNER, the quality of the completed weld would beimpaired by the prevailing weather conditions. These conditions include, but are not limited to,airborne moisture, sand or dirt particles and high winds. Windshields and enclosed welding stationsmay be used when practical.n:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\06 spec\specification for welding on onshorepipeline\mh2145-c000-pl-spc-0020.docMH2145-C000-PL-SPC-0020 RevA Page 29 of 42

EPMC SERVICES FOR REWARI – KANPUR PIPELINESPECIFICATION FOR WELDING ON ONSHORE PIPELINE19. STANDARDS OF ACCEPTABILITYThe standards of acceptability for all welding shall be in accordance with the requirements of APIStandard 1104, Section 9.n:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\06 spec\specification for welding on onshorepipeline\mh2145-c000-pl-spc-0020.docMH2145-C000-PL-SPC-0020 RevA Page 30 of 42

EPMC SERVICES FOR REWARI – KANPUR PIPELINESPECIFICATION FOR WELDING ON ONSHORE PIPELINE20. INSPECTION AND TESTINGThe CONTRACTOR shall provide all weld inspection.Each weld shall be cleaned by a power brush to remove all slag, spatter, etc. before inspection.All welds shall be inspected 100 per cent by visual examination.In addition, all butt welds shall be inspected 100 per cent by radiographic inspection.All Non-destructive Testing (NDT) procedures shall be submitted for OWNER approval and shall bequalified individually on the welding procedure qualification tests, or when agreed to by theOWNER, on a production weld.Where geometry of the welds does not allow radiographic testing, ultrasonic testing or otherapproved non-destructive testing methods may be used. Such instances shall be approved by theOWNER.The NDT operators shall be qualified to ASNT-SNT-TC-IA Level II and sections 8.3 and 8.4 of API1104. The work shall be supervised by a Level II or Level III engineer.The NDT operators shall have current certification for the work undertaken and their qualificationcertificates shall be subject to approval by the OWNER.n:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\06 spec\specification for welding on onshorepipeline\mh2145-c000-pl-spc-0020.docMH2145-C000-PL-SPC-0020 RevA Page 31 of 42

EPMC SERVICES FOR REWARI – KANPUR PIPELINESPECIFICATION FOR WELDING ON ONSHORE PIPELINE21. RADIOGRAPHIC INSPECTIONThe CONTRACTOR shall supply all labour and materials necessary to perform radiographicinspection. Any weld which in the OWNER's opinion, is not satisfactory as indicated by radiographicinspection shall be repaired or cut out and re-welded at the CONTRACTOR's expense.All the NDT Procedures are subject to OWNER approval and shall be in accordance with API 1104.n:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\06 spec\specification for welding on onshorepipeline\mh2145-c000-pl-spc-0020.docMH2145-C000-PL-SPC-0020 RevA Page 32 of 42

EPMC SERVICES FOR REWARI – KANPUR PIPELINESPECIFICATION FOR WELDING ON ONSHORE PIPELINE22. ULTRASONIC INSPECTIONUltrasonic examination is required as follows:• A zone 100mm wide around planned cutouts for nozzles, branches, etc.• To verify minimum wall thickness after grinding• Initial testing of automatic welds• At the commencement of welding with regard of an approved automatic process (other thanSAW) all welds shall be tested 100% by ultrasonic examination until OWNER is satisfied thatthe process is under complete control (minimum of 50 welds).• Where radiographic inspection does not clearly show compliance of the weld with regard of thisspecification.OWNER reserves the right to test proposed UT operators prior to acceptance using the approvedprocedures on a test weld.Ultrasonic inspection procedures when required shall be submitted to the OWNER for approval,prior to use.n:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\06 spec\specification for welding on onshorepipeline\mh2145-c000-pl-spc-0020.docMH2145-C000-PL-SPC-0020 RevA Page 33 of 42

EPMC SERVICES FOR REWARI – KANPUR PIPELINESPECIFICATION FOR WELDING ON ONSHORE PIPELINE23. MAGNETIC PARTICLE INSPECTIONCONTRACTOR shall supply Magnetic Particle Inspection (MT) procedure for review and approvalby OWNER.Magnetic particle inspection is required for the following:• On removal of arc strikes• For confirmation of defect removal on repair joints• For branch welds• For CP attachments & fillet welds• After grinding the attachment removal areaOWNER reserves the right to test proposed MT operators prior to acceptance, using the approvedprocedure on a test weld.n:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\06 spec\specification for welding on onshorepipeline\mh2145-c000-pl-spc-0020.docMH2145-C000-PL-SPC-0020 RevA Page 34 of 42

EPMC SERVICES FOR REWARI – KANPUR PIPELINESPECIFICATION FOR WELDING ON ONSHORE PIPELINE24. DEFECT ACCEPTANCE LEVELSAll acceptance levels specified below are in addition to API Standard 1104:• The internal root penetration shall not exceed 2mm.• The external weld reinforcement shall be uniform and in no area shall the weld cap be lowerthan the adjacent pipe wall. The height of the reinforcement shall be 2.5mm.• An isolated pore greater than 25 per cent of the pipe thickness or 3mm whichever is the smallerin any direction, shall be considered unacceptable.• The maximum permitted individual length of inadequate penetration without high-low shall be25mm. The maximum aggregate length of defect shall be 8% of weld length in any weld lessthan 300mm in length.• The maximum permitted individual length of inadequate penetration due to high-low shall be50mm. The maximum aggregate length of defect shall be 75mm in any continuous 300mmlength of weld.• The length of individual incomplete fusion exceeds 25mm, shall be considered as a repair.• Burn through shall be considered as repair if it exceeds the limits given in API 1104 Cl. 9.3.7.• The length of an individual indication of Hollow Bead shall not exceed 13mm.• Cracks found by non-destructive testing in any form or orientation shall be unacceptable andshall result in the whole weld being removed, edges cut back and re-welded.• Tungsten inclusions shall be treated as individual inclusions and shall not exceed 2 per weldand 3mm in size, separated by a minimum distance of 50mm.n:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\06 spec\specification for welding on onshorepipeline\mh2145-c000-pl-spc-0020.docMH2145-C000-PL-SPC-0020 RevA Page 35 of 42

EPMC SERVICES FOR REWARI – KANPUR PIPELINESPECIFICATION FOR WELDING ON ONSHORE PIPELINE25. REPAIR OF WELDSThe system for reporting defects shall be such that defects can be identified quickly and areaccurately located.All the repairs shall be carried out in accordance with API 1104 and approved Repair procedures bythe OWNER.The decision to proceed with repair in each instance shall be approved by the OWNER.The defects shall be removed by grinding, machining or arc-air gouging only. Arc-air gouging shallbe performed in accordance with the procedures approved by the OWNER and only by thepersonnel who are competent to perform such work.Arc air gauging is not permitted on pipe less than 10mm thick.The cavity shall be finished by grinding to a bright and smooth finish with a tapered entry and exitprofile. The length of the cavity shall be 50mm minimum.If repair excavations are less than 10mm apart they shall be linked into a single repair.Repair shall be attended two times maximum. If the 2nd time attempt fails to meet the requirementsthe weld shall be cut and re-welded.Weld repairs to the pipe body or to the body of fittings or bevels are not permitted. Single passrepairs are not permitted.The root repair from inside shall not be permitted.The total length of repair shall not be exceeds 40% of total weld length. For individual root repairthe length shall not be exceed 20% of the total weld length and for partial penetration repair theindividual length shall not be exceed 30% of the total weld length. If the above exceeds the jointshall be cut and re-welded.Repair procedures shall be qualified in accordance with regard of paragraph 7.3.2 of thisspecification.n:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\06 spec\specification for welding on onshorepipeline\mh2145-c000-pl-spc-0020.docMH2145-C000-PL-SPC-0020 RevA Page 36 of 42

EPMC SERVICES FOR REWARI – KANPUR PIPELINESPECIFICATION FOR WELDING ON ONSHORE PIPELINE26. OTHER WELDINGNo cutting or welding other than that required performing the permanent work will be allowedwithout written permission from the OWNER.n:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\06 spec\specification for welding on onshorepipeline\mh2145-c000-pl-spc-0020.docMH2145-C000-PL-SPC-0020 RevA Page 37 of 42

EPMC SERVICES FOR REWARI – KANPUR PIPELINESPECIFICATION FOR WELDING ON ONSHORE PIPELINE27. WELDING MATERIAL DISPOSALThe CONTRACTOR shall clean welding areas for all trash, waste, rod stubs, etc., to the satisfactionof the OWNER.n:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\06 spec\specification for welding on onshorepipeline\mh2145-c000-pl-spc-0020.docMH2145-C000-PL-SPC-0020 RevA Page 38 of 42

EPMC SERVICES FOR REWARI – KANPUR PIPELINESPECIFICATION FOR WELDING ON ONSHORE PIPELINE28. RECORDSPermanent records shall be made, with full supporting information of all welds, including repairsand re-welds. Records shall include a pipe tracking system or field drawing, which identifies thefinal location, coordinates of each pipe and weld.In addition to hard copies, all project welding procedures (WPS and PQR) shall be furnished ondiskettes with suitable software.All welding repairs shall be reported to the OWNER on a monthly basis per spread and per welder/automatic machine, with analysis of the type of defects. This shall be presented in a softwarepackage approved by OWNER.n:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\06 spec\specification for welding on onshorepipeline\mh2145-c000-pl-spc-0020.docMH2145-C000-PL-SPC-0020 RevA Page 39 of 42

EPMC SERVICES FOR REWARI – KANPUR PIPELINESPECIFICATION FOR WELDING ON ONSHORE PIPELINE29. APPENDIX A - SUMMARY OF PIPELINE MATERIALSITEMPIPELINELINE PIPEOutside Diameter (mm) 457.0Wall Thickness (mm)Material Grade6.4, 7.1, 7.9, 8.7 (X65)6.4, 7.1 (X60)API 5L, GR X 60 and X65Pipeline Burial Depth1.0 m to 4.0 mManufacturing MethodHRW , LSAW ,HSAWCOATINGSStandardInternal — NoneExternal — 3LPEn:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\06 spec\specification for welding on onshorepipeline\mh2145-c000-pl-spc-0020.docMH2145-C000-PL-SPC-0020 RevA Page 40 of 42

EPMC SERVICES FOR REWARI – KANPUR PIPELINESPECIFICATION FOR WELDING ON ONSHORE PIPELINE30. APPENDIX B - ABBREVIATIONSACAlternating CurrentANSIAmerican National Standards InstituteASTMAmerican Society for Testing and MaterialsAPIAmerican Petroleum InstituteAPI RPAmerican Petroleum Institute Recommended PracticesASMEAmerican Society of Mechanical EngineersAWSAmerican Welding SocietyBODBasis of DesignBOFBasic Oxygen FurnaceBSBritish StandardBVSBlock Valve StationCENEuropean Committee for StandardizationCPCathodic ProtectionCSWIPCertification Scheme for Welding Inspection PersonnelDDCDWTTEIAFCAWGMAWGTAWHAZHDPEHF-ERWH MPHSEHVISOLDSLSBDMAOPMPIMSLMSSNominal Outside DiameterDirect CurrentDrop Weight Tear TestsEnvironmental Impact AssessmentFlux Cored Arc WeldingGas metal Arc WeldingGas Tungsten Arc WeldingHeat Affected ZoneHigh Density Poly EthyleneHigh Frequency Electric Resistance WeldingHazard Management ProcessHealth Safety and EnvironmentVickers HardnessInternational Organization for StandardizationLeak Detection systemLimit State Based DesignMaximum Allowable Operating PressureMagnetic Particle InspectionMean Sea LevelManufacturers Standardization Societyn:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\06 spec\specification for welding on onshorepipeline\mh2145-c000-pl-spc-0020.docMH2145-C000-PL-SPC-0020 RevA Page 41 of 42

EPMC SERVICES FOR REWARI – KANPUR PIPELINESPECIFICATION FOR WELDING ON ONSHORE PIPELINEMWNACENBNDTNFPAODPAMSPEPQRPRTPSLPWHTQCQRAROWRTUSAWSISMAWtTRUTWIUBCUPSUTWPSWTMolecular WeightNational Association of Corrosion EngineersNominal BoreNon Destructive TestingNational Fire Prevention AssociationOutside DiameterPortable Arc Monitoring SystemPolyethyleneProcedure Qualification RecordPressure Reduction TerminalProduct Specification LevelPost Weld Heat TreatmentQuality ControlQuantitative Risk AssessmentRight of WayRemote Terminal UnitSubmerged Arc WeldingInternational System of UnitsShielded Metal Arc WeldingNominal ThicknessTransformer Rectifier UnitThe Welding InstituteUniform Building CodeUninterrupted Power SupplyUltrasonic Testing (inspection)Welding Procedure SpecificationWall Thicknessn:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\06 spec\specification for welding on onshorepipeline\mh2145-c000-pl-spc-0020.docMH2145-C000-PL-SPC-0020 RevA Page 42 of 42

EPMC Services for Rewari-KanpurPipelineSpecification for Documentation for PipelineConstructionMH2145-C000-PL-SPC-002113 February 2013Raheja Plaza 101, 1st Floor,LBS Marg, Ghatkopar (W),Mumbai- 400086, IndiaTel: +91 22 6781 8000Fax: +91 22 6781 8080© 2012Hydrocarbons

EPMC SERVICES FOR REWARI – KANPUR PIPELINESPECIFICATION FOR DOCUMENTATION FOR PIPELINE CONSTRUCTIONSYNOPSISThis document presents the for theEPMC Services for Rewari-Kanpur Pipeline.DisclaimerThis document has been prepared on behalf of and for the exclusive use of HPCL, and is subjectto and issued in accordance with the agreement between HPCL and WorleyParsons Sea IndiaPvt Ltd. WorleyParsons Sea India Pvt Ltd accepts no liability or responsibility whatsoever for it inrespect of any use of or reliance upon this document by any third party.Copying this document without the permission of HPCL and WorleyParsons Sea India Pvt Ltd isnot permitted.EPMC SERVICES FOR REWARI-KANPUR PIPELINEREV DESCRIPTION ORIG REVIEW WORLEY-PARSONSAPPROVALDATECLIENTAPPROVALDATEAIssued for CustomerReview PRAS KADN/TELS ARYV13 Feb 13n:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\06 spec\specification for documentation for pipelineconstruction\mh2145-c000-pl-spc-0021.docMH2145-C000-PL-SPC-0021 RevA Page 2 of 12

EPMC SERVICES FOR REWARI – KANPUR PIPELINESPECIFICATION FOR DOCUMENTATION FOR PIPELINE CONSTRUCTIONCONTENTS1. SCOPE ............................................................................................................................... 42. RECORDS .......................................................................................................................... 52.1 Daily .................................................................................................................................... 52.2 Weekly ................................................................................................................................ 52.3 Monthly ................................................................................................................................ 63. AS-BUILT DRAWING AND PIPE BOOK ........................................................................... 93.1 General ............................................................................................................................... 93.2 "As-built" Drawings .............................................................................................................. 93.3 Name plates of Equipment ................................................................................................ 103.4 Pipe Book .......................................................................................................................... 103.5 As-Built Documents ........................................................................................................... 11n:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\06 spec\specification for documentation for pipelineconstruction\mh2145-c000-pl-spc-0021.docMH2145-C000-PL-SPC-0021 RevA Page 3 of 12

EPMC SERVICES FOR REWARI – KANPUR PIPELINESPECIFICATION FOR DOCUMENTATION FOR PIPELINE CONSTRUCTION1. SCOPEThis specification covers the minimum requirements of various records, reports and drawings for allaspects of pipeline construction to be prepared by the CONTRACTOR and submitted to theWorleyParsons (WP) / HPCL at intervals as described in this specification and as directed by the WP.All documents required to be prepared and submitted by the CONTRACTOR as per this specificationshall be in addition to the various reports, records, methodology statements, calculations, drawings etc.to be submitted by the CONTRACTOR for WP/HPCL's record, review or approval as per therequirements of all other specifications included in the CONTRACT between the HPCL and theCONTRACTOR.This specification shall be read in conjunction with the conditions of all specifications and documentsincluded in the CONTRACT between HPCL and CONTRACTOR.n:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\06 spec\specification for documentation for pipelineconstruction\mh2145-c000-pl-spc-0021.docMH2145-C000-PL-SPC-0021 RevA Page 4 of 12

EPMC SERVICES FOR REWARI – KANPUR PIPELINESPECIFICATION FOR DOCUMENTATION FOR PIPELINE CONSTRUCTION2. RECORDSThe CONTRACTOR shall submit daily, weekly, monthly and after completion, to the WP/HPCL,various records and reports for WP/HPCL's documentation purpose during and immediately after theconstruction. This shall as a minimum include, but not limited to the following:2.1 Daily• Separate progress reports of all crews• Daily welding results and repairs• Actual weather conditions• Application for deviations, if any• Accidents• Damages• Activities required from WP/HPCL• Materials Receipts• Urgently required materials2.2 Weekly• Up-to-date list of confirmed Site Instructions issued by WP/HPCL• Materials 'taken over'• Materials defects and repairs• Outstanding activities of WP/HPCL• List of installed markers, chainage• Required approval form WPn:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\06 spec\specification for documentation for pipelineconstruction\mh2145-c000-pl-spc-0021.docMH2145-C000-PL-SPC-0021 RevA Page 5 of 12

EPMC SERVICES FOR REWARI – KANPUR PIPELINESPECIFICATION FOR DOCUMENTATION FOR PIPELINE CONSTRUCTION• Progress planned• Reports of manning of all crews, equipment and plant• Reports of equipment and plant• Reports of accidents• Reports of damages• Reports of Acquired Releases, Permits etc.• Prices variations• Required materials for next month2.3 Monthly• Progress report for payment, safety report, report of accidents, security reports,health and environment report, material balance, approved deviations.Further, CONTRACTOR shall supply for approval, if required, to the WP/HPCL with document such asbut not limited to:• Organogram for construction of work• Bio-data of key personnel (including foremen)• (Revised) list of address of personnel in particular of medical staff, safety andsecurity officers.• (Revised) list of approved coaters• (Revised) list of approved sub-contractors• Time schedule• Acquired permits and/or approval from Authorities, if any.• Minutes of meeting with WP/HPCL with comments, if any.n:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\06 spec\specification for documentation for pipelineconstruction\mh2145-c000-pl-spc-0021.docMH2145-C000-PL-SPC-0021 RevA Page 6 of 12

EPMC SERVICES FOR REWARI – KANPUR PIPELINESPECIFICATION FOR DOCUMENTATION FOR PIPELINE CONSTRUCTION• Material certificates, material receipt.• Guarantees from Vendors and sub-contractors• Calculations, temporary works, buoyancy, blasting.• Drawings issued by CONTRACTOR.• Vendor drawings.• As-built drawing of route maps, alignment sheets, detail drawings and isometricdrawings,• Procedures such as surveying, stacking, fencing.• Welding procedure qualification record, radiographic procedure qualification, welderqualification• Coating procedure.• Installation of crossings.• Hydrostatic testing• Blasting• Radiographic report along with original radiographs• Pipe and welding book• Material records and Accounting book• Reports• Material tests (coating, welding, painting)• Computerised Potential Logging Test• Water samples• Cleaning, Pigging Report before hydrostatic testn:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\06 spec\specification for documentation for pipelineconstruction\mh2145-c000-pl-spc-0021.docMH2145-C000-PL-SPC-0021 RevA Page 7 of 12

EPMC SERVICES FOR REWARI – KANPUR PIPELINESPECIFICATION FOR DOCUMENTATION FOR PIPELINE CONSTRUCTION• Hydrostatic test• Calibration test• Blasting trials• Equipment certificates (dead weight tester, instruments, vessels, equipment)• Manuals• Major water crossings• Waster disposal• Disposal of water after hydrostatic test.The CONTRACTOR shall submit to WP/HPCL, colour photographs (hard copy as well as digitalformat) taken through digital camera (having resolution > 1 million pixels) of various constructionactivities/operations at regular intervals. Size, number and frequency of the photographs shall bemutually agreed upon between the CONTRACTOR and the WP/HPCL. The CONTRACTOR shallmake video recordings of all operations right from the start of construction till the completion of thework, covering to the extent as instructed by WP and submit to WP/HPCL. Upon completion of thework, the CONTRACTOR shall submit edited master tape plus six copies of video recording in VHSformats or any other format ordered by the HPCL. The duration of video recording shall be of 1/2 hourand shall cover all aspects of the job.n:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\06 spec\specification for documentation for pipelineconstruction\mh2145-c000-pl-spc-0021.docMH2145-C000-PL-SPC-0021 RevA Page 8 of 12

EPMC SERVICES FOR REWARI – KANPUR PIPELINESPECIFICATION FOR DOCUMENTATION FOR PIPELINE CONSTRUCTION3. AS-BUILT DRAWING AND PIPE BOOK3.1 GeneralThe CONTRACTOR shall prepare "As-built' drawings of all by or on behalf of WP/HPCL issueddrawings and of all CONTRACTOR work drawings including vendor drawings, such as but not limitedto:For pipeline section:• Route maps• Alignment sheets• Detail drawings (road, railway, minor water crossings, major water crossing, valley crossings)• Isometric drawings of installations• Special installation.Further CONTRACTOR shall prepare a pipe Weld Book.If required by the WP/HPCL, the CONTRACTOR shall update the diskettes for drawings issued forconstruction of the job.3.2 "As-built" DrawingsThe CONTRACTOR shall prepare a complete set of "As-built" drawings. From the start of construction,the CONTRACTOR shall on daily basis process any changes in two sets of drawings. Deleted partsshall be indicated in red, new parts in blue, remarks in green and unchanged parts in yellow. Saiddrawings shall be kept at site and shall be available to WP/HPCL at all times. The CONTRACTORshall prepare "As-built" drawings based on these data. On completion of the work, one revised filmtransparency of all drawings made "As-built" by CONTRACTOR containing the "As- built" informationas well as one complete set of CD ROM containing "As-built" drawings shall be handed over toWP/HPCL.The CONTRACTOR shall prepare and submit a specimen of the layout of the drawings for WP'sapproval.The required measurement for "As-built" drawings shall be executed by the CONTRACTOR byexperienced and qualified surveyors.The surveyors shall daily take care of all measurements required such as but not limited to:• Horizontal location of pipeline with regard to deviation and Permanent Grid Pillars.• Vertical level with regard to Mean Sea Level of pipeline and grade.n:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\06 spec\specification for documentation for pipelineconstruction\mh2145-c000-pl-spc-0021.docMH2145-C000-PL-SPC-0021 RevA Page 9 of 12

EPMC SERVICES FOR REWARI – KANPUR PIPELINESPECIFICATION FOR DOCUMENTATION FOR PIPELINE CONSTRUCTION• Location and type of bends, fittings etc. and grades, points of intersection.• Changes of wall thickness, materials.• Location and details of valves, insulating joints, fencing.• Location and details of road, railway, water crossing, suspension bridges.• Location and details of crossing pipes, vents.• Location and type of coating.• Location and type of weighing, anchoring.• Location and type of markers.• Location of further appurtenances (Pig-signallers).• Location of ROU and of pipeline with respect of ROU.• Type of soil.• Type of rock.• Type of blasting and ripping• Sand padding.• Type of road pavement.• Details of bank protection, number of insulators, seals.The CONTRACTOR shall also prepare isometric drawings of installation (facilities) within terminals andstations etc. for which the data as mentioned in or required for the Pipe and Welding Book can beidentified and these drawings can also be used for material accounting.3.3 Name plates of EquipmentAll permanent equipment supplied and installed by CONTRACTOR shall be provided with plates byCONTRACTOR. All texts shall be submitted to WP/HPCL for approval before plates may bemanufactured.3.4 Pipe BookEvery page of the Pipe and Welding Book shall mention:• Data relevant to the project and section thereof• Sequential number• Length brought forward (for pipes and other materials).n:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\06 spec\specification for documentation for pipelineconstruction\mh2145-c000-pl-spc-0021.docMH2145-C000-PL-SPC-0021 RevA Page 10 of 12

EPMC SERVICES FOR REWARI – KANPUR PIPELINESPECIFICATION FOR DOCUMENTATION FOR PIPELINE CONSTRUCTION• Length to bring forward (for pipes and other materials)Alignment sheet number and at least the location thereon of two welds on every page of the Pipe BookFurther,• Diameter of pipeline• Length of each pipe• Wall thickness• Pipe number• Heat number, certificate number• Cut and re-numbered pipe ends• Coating• Date of stringing• Data of welding• Direction of working• Weld number• Welder number• Type of welding, electrodes, diameter of electrodes etc.• Heat treatment• Equipment used for radiography• Limits of water crossings.• Test pressure and date of test.In order to achieve this, the CONTRACTOR shall identify all pipe elements. Sample format of PipeBook shall be submitted for WP/HPCL approval.3.5 As-Built DocumentsThe CONTRACTOR shall prepare all documents in the prescribed format as indicated below. Inaddition to the hard copy, three copies of final documents shall also be submitted in electronic mediai.e. CD ROM.Software used for the preparation of these documents shall be as follows:n:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\06 spec\specification for documentation for pipelineconstruction\mh2145-c000-pl-spc-0021.docMH2145-C000-PL-SPC-0021 RevA Page 11 of 12

EPMC SERVICES FOR REWARI – KANPUR PIPELINESPECIFICATION FOR DOCUMENTATION FOR PIPELINE CONSTRUCTIONType of document SoftwareReports MS Word (Windows 98/Office 2000)DrawingsAutoCAD 2004 and above.For the purpose of preparation of As-built drawings, CONTRACTOR shall update the "Issued forConstruction" drawings issued by the WP. It shall be the CONTRACTOR's responsibility to convert thedrawings furnished by the WP in hard copy into CAD drawings including scanning, digitising andconverting the drawings into a suitable format compatible with the AutoCAD 2004 and above. As-builtdrawings shall be prepared only on AutoCAD.n:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\06 spec\specification for documentation for pipelineconstruction\mh2145-c000-pl-spc-0021.docMH2145-C000-PL-SPC-0021 RevA Page 12 of 12

EPMC Services for Rewari-KanpurPipelineSpecification for Casing Insulators and End Sealsfor Pipeline SystemsMH2145-C000-PL-SPC-002214 March 2013Raheja Plaza 101, 1st Floor,LBS Marg, Ghatkopar (W),Mumbai- 400086, IndiaTel: +91 22 6781 8000Fax: +91 22 6781 8080© 2012Hydrocarbons

EPMC SERVICES FOR REWARI – KANPUR PIPELINESPECIFICATION FOR CASING INSULATORS AND END SEALS FOR PIPELINE SYSTEMSYNOPSISThis document presents the for the EPMC Services for Rewari-Kanpur Pipeline.DisclaimerThis document has been prepared on behalf of and for the exclusive use of HPCL, and is subjectto and issued in accordance with the agreement between HPCL and WorleyParsons Sea IndiaPvt Ltd. WorleyParsons Sea India Pvt Ltd accepts no liability or responsibility whatsoever for it inrespect of any use of or reliance upon this document by any third party.Copying this document without the permission of HPCL and WorleyParsons Sea India Pvt Ltd isnot permitted.EPMC SERVICES FOR REWARI-KANPUR PIPELINEREV DESCRIPTION ORIG REVIEW WORLEY-PARSONSAPPROVALDATECLIENTAPPROVALDATEAIssued for CustomerReview PRAS KADN/TELS ARYV14 Mar 13n:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\06 spec\specification for casing insulators and end seals forpipeline systems\mh2145-c000-pl-spc-0022.docMH2145-C000-PL-SPC-0022 RevA Page 2 of 18

EPMC SERVICES FOR REWARI – KANPUR PIPELINESPECIFICATION FOR CASING INSULATORS AND END SEALS FOR PIPELINE SYSTEMCONTENTSPART A — CASING INSULATORS .................................................................................................. 41. SCOPE ............................................................................................................................... 52. FUNCTION ......................................................................................................................... 63. DESIGN .............................................................................................................................. 74. MATERIAL .......................................................................................................................... 85. INSPECTION AND TESTING ............................................................................................ 9PART — B CASING END SEALS ................................................................................................... 101. SCOPE ............................................................................................................................. 112. FUNCTION ....................................................................................................................... 123. DESIGN ............................................................................................................................ 134. MATERIAL ........................................................................................................................ 145. INSPECTION AND TESTING .......................................................................................... 15PART — C SUPPLEMENTARY REQUIREMENTS ....................................................................... 16n:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\06 spec\specification for casing insulators and end seals forpipeline systems\mh2145-c000-pl-spc-0022.docMH2145-C000-PL-SPC-0022 RevA Page 3 of 18

EPMC SERVICES FOR REWARI – KANPUR PIPELINESPECIFICATION FOR CASING INSULATORS AND END SEALS FOR PIPELINE SYSTEMPART A — CASING INSULATORSn:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\06 spec\specification for casing insulators and end seals forpipeline systems\mh2145-c000-pl-spc-0022.docMH2145-C000-PL-SPC-0022 RevA Page 4 of 18

EPMC SERVICES FOR REWARI – KANPUR PIPELINESPECIFICATION FOR CASING INSULATORS AND END SEALS FOR PIPELINE SYSTEM1. SCOPEThis specification covers the minimum requirements of design, material, manufacture andsupply of casing insulators intended to be used for cased pipeline crossings.n:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\06 spec\specification for casing insulators and end seals forpipeline systems\mh2145-c000-pl-spc-0022.docMH2145-C000-PL-SPC-0022 RevA Page 5 of 18

EPMC SERVICES FOR REWARI – KANPUR PIPELINESPECIFICATION FOR CASING INSULATORS AND END SEALS FOR PIPELINE SYSTEM2. FUNCTIONPipeline insulators shall be used to support the carrier pipe inside the casing pipe andelectrically isolate the carrier pipe from the casing pipe at the cased crossings.The casing insulators shall have the following properties:• Resist cold flow and will not soften at design temperature. Resist corrosion.• Resist mechanical damage while being pulled into the casing.• Have high electrical insulating value and low water absorption, thus preventing leakageand maintain electrical isolation between carrier and casing pipes.• Have high compressive strength in order to ensure a permanent support to the carrierpipe.n:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\06 spec\specification for casing insulators and end seals forpipeline systems\mh2145-c000-pl-spc-0022.docMH2145-C000-PL-SPC-0022 RevA Page 6 of 18

EPMC SERVICES FOR REWARI – KANPUR PIPELINESPECIFICATION FOR CASING INSULATORS AND END SEALS FOR PIPELINE SYSTEM3. DESIGNThe arrangement of insulator shall be generally in accordance with Fig. 3.0. It shall be made insegments duly held together with cadmium plated bolts and nuts, to be supplied with casinginsulators.The number of segments shall be two for pipe diameters up to DN 300 mm (12"). For largerdiameter, the number of segments may be more than two, but their number shall be keptminimum.The skid height shall be such that it is slightly less than the value obtained by followingformula:Casing Internal Dia — Carrier Outer Dia2Manufacturer shall obtain prior approval from WP/HPCL on casing insulators drawings/design.n:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\06 spec\specification for casing insulators and end seals forpipeline systems\mh2145-c000-pl-spc-0022.docMH2145-C000-PL-SPC-0022 RevA Page 7 of 18

EPMC SERVICES FOR REWARI – KANPUR PIPELINESPECIFICATION FOR CASING INSULATORS AND END SEALS FOR PIPELINE SYSTEM4. MATERIALCasing insulators shall be made of injection moulded high density polyethylene or othermaterial equivalent or superior as approved by WP/HPCL and shall meet the followingspecifications:Property Value ASTM Test MethodDielectric strength 450-500 Volts/Mil D-149Compressive strength 3200 psi D-695Tensile strength 3100-5000 psi D-638, D-651Impact strength 4.0 ft. lb. /inch of notch D-256Water Absorption 0.01% D-570n:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\06 spec\specification for casing insulators and end seals forpipeline systems\mh2145-c000-pl-spc-0022.docMH2145-C000-PL-SPC-0022 RevA Page 8 of 18

EPMC SERVICES FOR REWARI – KANPUR PIPELINESPECIFICATION FOR CASING INSULATORS AND END SEALS FOR PIPELINE SYSTEM5. INSPECTION AND TESTINGManufacturer shall furnish material test certificates of the components used in the assembly ofcasing insulators as per the requirements of clause 4.0 of this specification.n:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\06 spec\specification for casing insulators and end seals forpipeline systems\mh2145-c000-pl-spc-0022.docMH2145-C000-PL-SPC-0022 RevA Page 9 of 18

EPMC SERVICES FOR REWARI – KANPUR PIPELINESPECIFICATION FOR CASING INSULATORS AND END SEALS FOR PIPELINE SYSTEMPART — B CASING END SEALSn:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\06 spec\specification for casing insulators and end seals forpipeline systems\mh2145-c000-pl-spc-0022.docMH2145-C000-PL-SPC-0022 RevA Page 10 of 18

EPMC SERVICES FOR REWARI – KANPUR PIPELINESPECIFICATION FOR CASING INSULATORS AND END SEALS FOR PIPELINE SYSTEM1. SCOPEThis specification covers the minimum requirements of design, material, fabrication and supplyof casing end seals intended to be used for pipeline cased crossings.n:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\06 spec\specification for casing insulators and end seals forpipeline systems\mh2145-c000-pl-spc-0022.docMH2145-C000-PL-SPC-0022 RevA Page 11 of 18

EPMC SERVICES FOR REWARI – KANPUR PIPELINESPECIFICATION FOR CASING INSULATORS AND END SEALS FOR PIPELINE SYSTEM2. FUNCTIONCasing end seals are intended to be used for sealing the annular space between casing pipeand carrier pipe at casing ends so as to prevent ingress of moisture and water.n:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\06 spec\specification for casing insulators and end seals forpipeline systems\mh2145-c000-pl-spc-0022.docMH2145-C000-PL-SPC-0022 RevA Page 12 of 18

EPMC SERVICES FOR REWARI – KANPUR PIPELINESPECIFICATION FOR CASING INSULATORS AND END SEALS FOR PIPELINE SYSTEM3. DESIGNThe seals shall be suitable for the casing and carrier pipe diameters as applicable for eachcase. The casing end seal shall be flexible to cater for the expansion and contraction of carrierand casing pipes and shall be able to tolerate both angular and concentric misalignment ofcasing pipe without loss of sealing efficiency.The design of the casing end seals shall permit easy installation of the seal to the casedpipeline crossing.It shall provide moisture-proof seals when installed for the entire anticipated life of the buriedpipeline.Manufacturer shall obtain prior approval from WP/HPCL on casing end seals design/drawings.n:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\06 spec\specification for casing insulators and end seals forpipeline systems\mh2145-c000-pl-spc-0022.docMH2145-C000-PL-SPC-0022 RevA Page 13 of 18

EPMC SERVICES FOR REWARI – KANPUR PIPELINESPECIFICATION FOR CASING INSULATORS AND END SEALS FOR PIPELINE SYSTEM4. MATERIALThe casing end-seals shall be made of heat shrink high density radiation cross linkedpolyethylene with an adhesive having a melt point suitable for the pipeline service temperatureand ambient temperatures foreseen during construction. End seals material shall be resistantto heat, cold, vibration, impact, abrasion, corrosive fluids, disbonding, organic and biodeterioration.Manufacturer shall confirm compatibility of end seals with carrier pipe coating.Casing end seals shall meet following minimum property requirements:Property Minimum Value Test Methoda. Backing (Sleeve and closure patch) Tensile strength 2200 psi ASTM D 638 Ultimate Elongation 400 % ASTM D 638 Heat Shock No Visual Cracks,ASTM D 2671Flow or Drips at 250°C,4 hoursb. AdhesiveRing and Ball SofteningPoint90°C ASTM E 28Lap Shear60°C - 25 psi23°C - 250 psi(2 inch/min.)ASTM D 1002c. System (As applied)Peel strength (Tocasing and carrier pipeand closure patch)5 psi(10 inch/min.)ASTM D 1000n:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\06 spec\specification for casing insulators and end seals forpipeline systems\mh2145-c000-pl-spc-0022.docMH2145-C000-PL-SPC-0022 RevA Page 14 of 18

EPMC SERVICES FOR REWARI – KANPUR PIPELINESPECIFICATION FOR CASING INSULATORS AND END SEALS FOR PIPELINE SYSTEM5. INSPECTION AND TESTINGManufacturer shall furnish material test certificates of the components used in the assembly ofcasing end seals as per the requirements of this specification.n:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\06 spec\specification for casing insulators and end seals forpipeline systems\mh2145-c000-pl-spc-0022.docMH2145-C000-PL-SPC-0022 RevA Page 15 of 18

EPMC SERVICES FOR REWARI – KANPUR PIPELINESPECIFICATION FOR CASING INSULATORS AND END SEALS FOR PIPELINE SYSTEMPART — C SUPPLEMENTARY REQUIREMENTSn:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\06 spec\specification for casing insulators and end seals forpipeline systems\mh2145-c000-pl-spc-0022.docMH2145-C000-PL-SPC-0022 RevA Page 16 of 18

EPMC SERVICES FOR REWARI – KANPUR PIPELINESPECIFICATION FOR CASING INSULATORS AND END SEALS FOR PIPELINE SYSTEM1.0 The manufacturer shall replace, at no extra cost, any material not conforming to thematerial and performance requirements of this specification.2.0 Manufacturer shall submit detailed specification of the materials used in the assemblies,along with instructions for handling, use and installation of the material for WP/HPCLapproval prior to procurement.3.0 Manufacturer shall submit all the documents, test reports, records and other informationin six copies to the WP/HPCL for record after approval as per clause 2.0 above.n:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\06 spec\specification for casing insulators and end seals forpipeline systems\mh2145-c000-pl-spc-0022.docMH2145-C000-PL-SPC-0022 RevA Page 17 of 18

EPMC SERVICES FOR REWARI – KANPUR PIPELINESPECIFICATION FOR CASING INSULATORS AND END SEALS FOR PIPELINE SYSTEMn:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\06 spec\specification for casing insulators and end seals forpipeline systems\mh2145-c000-pl-spc-0022.docMH2145-C000-PL-SPC-0022 RevA Page 18 of 18

EPMC Services for Rewari-KanpurPipelineSpecification for Geotextile BagsMH2145-C000-PL-SPC-002314 March 2013Raheja Plaza 101, 1st Floor,LBS Marg, Ghatkopar (W),Mumbai- 400086, IndiaTel: +91 22 6781 8000Fax: +91 22 6781 8080© 2012Hydrocarbons

EPMC SERVICES FOR REWARI – KANPUR PIPELINESPECIFICATION FOR GEOTEXTILE BAGSSYNOPSISThis document presents the for the EPMC Services for Rewari-Kanpur Pipeline.DisclaimerThis document has been prepared on behalf of and for the exclusive use of HPCL, and is subjectto and issued in accordance with the agreement between HPCL and WorleyParsons Sea IndiaPvt Ltd. WorleyParsons Sea India Pvt Ltd accepts no liability or responsibility whatsoever for it inrespect of any use of or reliance upon this document by any third party.Copying this document without the permission of HPCL and WorleyParsons Sea India Pvt Ltd isnot permitted.EPMC SERVICES FOR REWARI-KANPUR PIPELINEREV DESCRIPTION ORIG REVIEW WORLEY-PARSONSAPPROVALDATECLIENTAPPROVALDATEAIssued for CustomerReview PRAS KADN/TELS ARYV14 Mar 13n:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\06 spec\specification for geotextile bags\mh2145-c000-plspc-0023.docMH2145-C000-PL-SPC-0023 RevA Page 2 of 11

EPMC SERVICES FOR REWARI – KANPUR PIPELINESPECIFICATION FOR GEOTEXTILE BAGSCONTENTS1. SCOPE ............................................................................................................................... 42. DESIGN .............................................................................................................................. 53. MATERIAL .......................................................................................................................... 64. DELIVERY, STORAGE AND HANDLING ......................................................................... 75. MARKING ........................................................................................................................... 86. OTHER TECHNICAL REQUIREMENTS ........................................................................... 97. INSTALLATION ................................................................................................................ 108. DOCUMENTATION .......................................................................................................... 11n:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\06 spec\specification for geotextile bags\mh2145-c000-plspc-0023.docMH2145-C000-PL-SPC-0023 RevA Page 3 of 11

EPMC SERVICES FOR REWARI – KANPUR PIPELINESPECIFICATION FOR GEOTEXTILE BAGS1. SCOPE1.1 This specification covers the minimum requirements for design, manufacture and supplyof non-biodegradable geo-textile bags (made from polypropylene fabric) intended to be usedfor providing anti-buoyancy measures when filled with Gravel/stone ballast materials.n:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\06 spec\specification for geotextile bags\mh2145-c000-plspc-0023.docMH2145-C000-PL-SPC-0023 RevA Page 4 of 11

EPMC SERVICES FOR REWARI – KANPUR PIPELINESPECIFICATION FOR GEOTEXTILE BAGS2. DESIGN2.1 Geo-textile bags shall be suitable for filling with Gravel/stone ballast materials for 18"three layer polyethylene coated pipeline carrying liquid hydrocarbon for anti-buoyancymeasures in place of concrete coating.2.2 Composition and the details of materials shall be as per recommendation ofmanufacturer2.3 The geo-textile bags shall meet the following requirements:Body fabric material must be rated for geo-textile use and as such must be woven withminimum permeability rating to suit specified Gravel/stone ballast materials. Geo-textile bagsshall be of top loading fabric-type made from woven polypropylene material.The center to center spacing between a set of geo-textile bags shall be kept minimum possiblebut in no case shall it exceed 7.0 meters in case 18" pipeline.2.4 Manufacturer shall take prior approval from Owner on details of geo-textile bags anddesign calculations.2.5 The fabric weights to be used in the pipeline should be from a manufacturer with aminimum of 5 years continuous, successful experience in production of geo-textile fabricweights for pipeline buoyancy control application. Manufacturing plants must be an ISO 9002certified facility to ensure consistency in quality.2.6 The proposed bags and associated straps etc. shall not be detrimental to the pipelinecoating in any manner.2.7 Repair of bags, in any manner is not permitted.n:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\06 spec\specification for geotextile bags\mh2145-c000-plspc-0023.docMH2145-C000-PL-SPC-0023 RevA Page 5 of 11

EPMC SERVICES FOR REWARI – KANPUR PIPELINESPECIFICATION FOR GEOTEXTILE BAGS3. MATERIAL3.1 The body fabric must be treated for UV protection and longevity. The weight of the bodyfabric must be a minimum of 400 gms/m2.3.2 All material used in the fabrication of geo-textile bags such as webbing, lifting loops,threads etc. shall be polypropylene material.3.3 All webbing must have a minimum individual tensile rating of at least 2268 kg. With acombined safety rating of 4 times the capacity.3.4 Body fabric must have a maximum elongation rating of 15% and be stable within a pHrange between 2 to 12.3.5 All testing should be as per ASTM or equivalent standardsn:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\06 spec\specification for geotextile bags\mh2145-c000-plspc-0023.docMH2145-C000-PL-SPC-0023 RevA Page 6 of 11

EPMC SERVICES FOR REWARI – KANPUR PIPELINESPECIFICATION FOR GEOTEXTILE BAGS4. DELIVERY, STORAGE AND HANDLING4.1 Geo-textile bags shall be delivered on pallets with a black protective cover for easyhandling and storage.4.2 Protective cover to be maintained to ensure the proper protection from oil, dirt andsunlight.n:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\06 spec\specification for geotextile bags\mh2145-c000-plspc-0023.docMH2145-C000-PL-SPC-0023 RevA Page 7 of 11

EPMC SERVICES FOR REWARI – KANPUR PIPELINESPECIFICATION FOR GEOTEXTILE BAGS5. MARKING5.1 On each black protective cover the following shall be marked by suitable means"Maintain cover or provide separate cover on bags until use. Ensure proper protection from oil,dirt, sunlight etc."5.2 Each geo-textile bag shall be marked by indelible paint or other suitable methods withthe following minimum information:a . Product modelb . Name of Manufacturerc . Dimensions of bag in mm.d . Weight carrying capacity (Total weight when filled)e . Year, month of manufacture and product batch numbern:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\06 spec\specification for geotextile bags\mh2145-c000-plspc-0023.docMH2145-C000-PL-SPC-0023 RevA Page 8 of 11

EPMC SERVICES FOR REWARI – KANPUR PIPELINESPECIFICATION FOR GEOTEXTILE BAGS6. OTHER TECHNICAL REQUIREMENTS6.1 Manufacturer shall provide skilled persons for initial assistance / on the job trainingduring filling and installation of supplied geo-textile bags till the pipeline installation contractorwill get trained in filling & installation to the satisfaction of Engineer In chargen:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\06 spec\specification for geotextile bags\mh2145-c000-plspc-0023.docMH2145-C000-PL-SPC-0023 RevA Page 9 of 11

EPMC SERVICES FOR REWARI – KANPUR PIPELINESPECIFICATION FOR GEOTEXTILE BAGS7. INSTALLATION7.1 The geo-textile bags shall be filled by using proper sized filling hoppers with appropriatestone as recommended by manufacturer.7.2 While picking up fabric weights for transportation, it shall be ensured that all hooks anddevises are free of large, sharp defects that may damage the lift straps. Only suitable devicesor bag type slings shall be used during lifting.7.3 Trailers with rails or strapping to secure the load shall be used for transportation to site.The bags shall not be stacked7 .4 Weights are to be kept in upright and leaning in supported position in ROU for easyaccesses to the lifting loops.7.5 Extra trench width and depth shall be excavated to accommodate the Geo— textilebags. Backhoe or side boom shall be used for installation of the same.n:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\06 spec\specification for geotextile bags\mh2145-c000-plspc-0023.docMH2145-C000-PL-SPC-0023 RevA Page 10 of 11

EPMC SERVICES FOR REWARI – KANPUR PIPELINESPECIFICATION FOR GEOTEXTILE BAGS8. DOCUMENTATIONFollowing documents shall be submitted for review before installation of geo-textile bags8.1 All necessary calculations to demonstrate the suitability of proposed geo-textile bags forpipeline anti-buoyancy measures under the specified design conditions, the manufacturer shallprovide an undertaking that the proposed geo-textile bags are suitable for 18" 3 layerpolyethylene coated line pipe. Three layers PE coating shall be 2.2 mm thick.8.2 All details of proposed geo-textile bags (such as dimensions, material used etc.) shall befurnished. Contractor shall highlight any special features if any.8.3 General arrangement drawings of all items viz. set of geo-textile bags, hopper, loadingarrangement etc.8.4 Details of all associated equipment (hoppers etc.), spares, tools etc required to fill,transport and install geo-textile bags on the pipeline.8.5 Complete descriptive technical catalogues describing the materials offered along withsamples of geo-textile bags, its properties, testing results and installation instruction asapplicable specifically to the project, Specific storage and handling instructions.8.6 Manufacturer shall highlight any precautions / safety measures to be taken.n:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\06 spec\specification for geotextile bags\mh2145-c000-plspc-0023.docMH2145-C000-PL-SPC-0023 RevA Page 11 of 11

EPMC Services for Rewari-KanpurPipelineBasis of Design (Pipeline)MH2145-C000-PL-BOD-000107 March 2012Raheja Plaza 101, 1st Floor,LBS Marg, Ghatkopar (W),Mumbai- 400086, IndiaTel: +91 22 6781 8000Fax: +91 22 6781 8080© 2012Hydrocarbons

PageEPMC SERVICES FOR REWARI – KANPUR PIPELINE PROJECTBASIS OF DESIGN (PIPELINE)SYNOPSISThis document presents the Pipeline Basis of Design (BoD) for the EPMC Services for Rewari-Kanpur Pipeline.DisclaimerThis document has been prepared on behalf of and for the exclusive use of HPCL, and is subject toand issued in accordance with the agreement between HPCL and WorleyParsons Sea India Pvt Ltd.WorleyParsons Sea India Pvt Ltd accepts no liability or responsibility whatsoever for it in respect ofany use of or reliance upon this document by any third party.Copying this document without the permission of HPCL and WorleyParsons Sea India Pvt Ltd is notpermitted.EPMC SERVICE’S FOR REWARI-KANPUR PIPELINE PROJECTREV DESCRIPTION ORIG REVIEW WORLEY-PARSONSAPPROVALDATECLIENTAPPROVALDATEBIssued for CustomerReview KADN PARS/TELS KMNP/VPA23 rd Jan130Issued for UseKADN PARS/TELS VPA07 th Mar 13n:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\02 bod\working\mh2145-c000-pl-bod-0001_rev 0 .doc EV435-JH0902-00-GEN-BOD-0001 Rev 02 of 34

PageEPMC SERVICES FOR REWARI – KANPUR PIPELINE PROJECTBASIS OF DESIGN (PIPELINE)CONTENTS1. INTRODUCTION ................................................................................................................ 62. GENERAL INFORMATION ................................................................................................ 72.1 Abbreviations ...................................................................................................................... 72.2 Units .................................................................................................................................... 82.3 Language ............................................................................................................................ 83. CODES, STANDARDS, SPECIFICATIONS AND REGULATORY REQUIREMENTS ...... 93.1 General ............................................................................................................................... 93.2 Regulatory Requirements ................................................................................................. 104. ENVIRONMENTAL AND GEOTECHNICAL DATA .......................................................... 114.1 Temperature and Humidity ............................................................................................... 114.1.14.1.24.1.3Wind Parameters ................................................................................................. 11Seismic Data ........................................................................................................ 11Geotechnical Data ............................................................................................... 115. PIPELINES ....................................................................................................................... 125.1 Pipeline Route ................................................................................................................... 125.2 Station / Terminal Piping ................................................................................................... 135.3 Location of Pipeline Facilities ........................................................................................... 145.4 Pipeline Materials.............................................................................................................. 145.5 Corrosion Coating and Painting ........................................................................................ 155.6 Pipeline Construction ........................................................................................................ 165.7 Design Life ........................................................................................................................ 175.8 Design Conditions ............................................................................................................. 175.8.15.8.25.8.35.8.45.8.5Design Pressure................................................................................................... 17Design Temperature ............................................................................................ 18Soil Temperature.................................................................................................. 18Ambient Influences .............................................................................................. 19Dynamic Effects ................................................................................................... 19n:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\02 bod\working\mh2145-c000-pl-bod-0001_rev 0 .doc EV435-JH0902-00-GEN-BOD-0001 Rev 03 of 34

PageEPMC SERVICES FOR REWARI – KANPUR PIPELINE PROJECTBASIS OF DESIGN (PIPELINE)Impact 19Wind19Earthquake ........................................................................................................................ 19Vibration ............................................................................................................................ 20Subsidence ....................................................................................................................... 205.8.6Weight Effects ...................................................................................................... 20Live Loads ......................................................................................................................... 20Dead Loads ....................................................................................................................... 20Transport Loads ................................................................................................................ 205.9 Wall Thickness and Material Grade .................................................................................. 20D/tw Ratio ......................................................................................................................... 225.10 Corrosion Protection ..................................................................................................... 225.10.1 Corrosion Allowance ............................................................................................ 225.10.2 Corrosion Coating – Linepipe .............................................................................. 225.10.3 Corrosion Coating – Joints, Bends and Fittings ................................................... 235.10.4 Cathodic Protection .............................................................................................. 23Impressed Current Cathodic Protection (ICCP) ............................................................... 23Temporary Cathodic Protection (TCP) ............................................................................. 245.10.5 Lightning Protection ............................................................................................. 255.10.6 Pipeline Bends ..................................................................................................... 265.10.7 Roped Bends ....................................................................................................... 265.10.8 Cold Field Bends .................................................................................................. 265.10.9 Hot Formed Bends ............................................................................................... 265.11 Special Crossings ......................................................................................................... 265.11.1 Road Crossing ..................................................................................................... 26National Highways (NH's) and Expressways .................................................................... 27Major State Highways ....................................................................................................... 275.11.2 Minor State Highways .......................................................................................... 285.11.3 Asphalted Road / Metalled Road / Major District Road ....................................... 28n:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\02 bod\working\mh2145-c000-pl-bod-0001_rev 0 .doc EV435-JH0902-00-GEN-BOD-0001 Rev 04 of 34

PageEPMC SERVICES FOR REWARI – KANPUR PIPELINE PROJECTBASIS OF DESIGN (PIPELINE)5.11.4 Mud Road Crossing ............................................................................................. 285.11.5 Future Road Crossings ........................................................................................ 295.11.6 Railways Crossings .............................................................................................. 295.11.7 Water Course Crossings ...................................................................................... 305.12 Minimum Cover of Buried Pipeline ............................................................................... 315.13 Buoyancy Control ......................................................................................................... 315.14 Sectionalising Valve Station ......................................................................................... 315.15 Seismic Considerations ................................................................................................ 31Appendix 1: Unit .......................................................................................................................... 32Appendix 2: Codes and Standards ............................................................................................. 33n:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\02 bod\working\mh2145-c000-pl-bod-0001_rev 0 .doc EV435-JH0902-00-GEN-BOD-0001 Rev 05 of 34

PageEPMC SERVICES FOR REWARI – KANPUR PIPELINE PROJECTBASIS OF DESIGN (PIPELINE)1. INTRODUCTIONThis document presents the Pipeline Design Basis for the EPMC phase of the Rewari – KanpurPipeline Project (RKPL). The purpose of the BoD is to clearly define the Customer’s criteria to beused as part of the engineering design. It is to be considered as an approved source of input data forthe engineering team.The major systems comprising this project are modifications/ tie-ins at existing Bahadurgarh station,Receipt/Dispatch station with pumping facilities at Rewari, Intermediate Pigging/Pumping (Future)Station at Bharatpur, Intermediate Receipt station at Mathura, Intermediate Pigging / Pumping(Future) Station at Saiyyadpur Pran, receipt station at Kanpur, multi-product pipeline between thedispatch station and each existing terminal to receipt station.The products shall be made available to this pipeline either from existing MDPL operating fromMundra end and/or from Guru Gobind Singh Refinery (GGSR) at Raman Mandi, Punjab. The lengthof Rewari-Kanpur pipeline is approximately 441 km.The current revision addresses the initial basic engineering requirements for the process design,pipeline hydraulic and surge analysis, pipeline design, pipeline transfer pump system (with associatedelectrical and instrumentation) and the control valves to underline issue of long lead MRs for pipelinematerial, product transfer pumping system and major pressure control valve. The subsequentrevisions shall cover remaining basic, detail design, procurement and follow-on engineering activitiessupporting procurement expediting & construction management phases.The purpose of this document is to provide a reference to define the scope of the design andrequirements and all major design parameters along with a list of codes and standards that shall befollowed.Various other documents can be read in conjunction with the Basis of Design for a furtherunderstanding and reference. The initial input data is compiled from the Detailed Feasibility ReportRef. Doc. No. 0031-00-RPT-9001 Rev.1 (furnished by HPCL). The findings of the these reports areverified with results of above listed activities during basic engineering phase with Hold indicated forpending verification which will be cleared as each activities are completed.Over and above the Detailed Feasibility Report, for RKPL, facilities between Rewari and Kanpur shallbe designed as a common carrier in line with PNGRB notification.n:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\02 bod\working\mh2145-c000-pl-bod-0001_rev 0 .doc EV435-JH0902-00-GEN-BOD-0001 Rev 06 of 34

PageEPMC SERVICES FOR REWARI – KANPUR PIPELINE PROJECTBASIS OF DESIGN (PIPELINE)2. GENERAL INFORMATION2.1 AbbreviationsAbbreviationBoDCADFDFREPCMEPMCHPCLHDDIDLFPMDPLMMTPAODOISDRKPLRMBPLSAWSVTPAtwWPDefinitionBasis of DesignCorrosion AllowanceDesign FactorDetailed Feasibility ReportEngineering Procurement and Construction ManagementEngineering and Project Management ConsultantHindustan Petroleum Corporation LimitedHorizontal Directional DrillingInside DiameterLandfall PointMundra Delhi PipelineMillion Metric Tonnes Per AnnumOuter DiameterOil Industries Safety DirectorateRewari Kanpur Pipeline ProjectRamanmandi Bahadurgarh PipelineSubmerged Arc WeldingSectionalizing ValveTonne Per AnnumWall Thickness of PipelineWorleyParsons Sea India Pvt Ltd.n:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\02 bod\working\mh2145-c000-pl-bod-0001_rev 0 .doc EV435-JH0902-00-GEN-BOD-0001 Rev 07 of 34

PageEPMC SERVICES FOR REWARI – KANPUR PIPELINE PROJECTBASIS OF DESIGN (PIPELINE)2.2 UnitsIn general, the SI system of metric units will be used for this Project. Exceptions and clarifications ofthis requirement are presented in Appendix 1.2.3 LanguageAll documentation will be in the English language.n:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\02 bod\working\mh2145-c000-pl-bod-0001_rev 0 .doc EV435-JH0902-00-GEN-BOD-0001 Rev 08 of 34

PageEPMC SERVICES FOR REWARI – KANPUR PIPELINE PROJECTBASIS OF DESIGN (PIPELINE)3. CODES, STANDARDS, SPECIFICATIONS AND REGULATORYREQUIREMENTS3.1 GeneralCodes and Standards that are applicable are as listed in Appendix- 2. Latest edition of codes andstandards shall apply. The precedence applying for use of the Codes, Standards, Specifications andRegulatory requirements for this project is as follows:• Regulatory Requirements• Job Specifications and Standards Specifications• Country Standards• International StandardsBasically, the following are applicableLaws- Codes & Rules as mandatory under the legislation of India, among others, but not limited toand due attention shall be paid to the following:• OISD: Oil Industry Safety Directorate• PMPA: Petroleum & Mineral Pipelines Act, 1962• Railways/Forest/NH/Other Pipelines- Terms and conditions applicable• Petroleum Act 1934 & Rules 2002• MOE&F- Ministry of Environment & Forest guidelines• PNGRB Guidelines : Petroleum and Natural Gas Regulatory Board, India• PESO/CCOE: Petroleum and Explosives Safety Organization / Chief Controller of Explosives• MBLAL Committee: OISPP & JIC RecommendationsThe set of Laws-Codes and rules that have been agreed between HPCL and the authorities for theimplementation of the high pressure system where applicable ASME (ANSI) B31.4 (2012) AmericanCode and relating US code applicable for similar facilitiesThe “Rules of Good Practice” commonly used by the worldwide Oil Industry.The “Rule of Art” and “Sound Practice” of the engineer whichever is the most stringent. In case of acontradictory stipulation, the more stringent condition shall prevail.n:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\02 bod\working\mh2145-c000-pl-bod-0001_rev 0 .doc EV435-JH0902-00-GEN-BOD-0001 Rev 09 of 34

PageEPMC SERVICES FOR REWARI – KANPUR PIPELINE PROJECTBASIS OF DESIGN (PIPELINE)Any inconsistencies critical to the design shall be brought to the attention of the Purchaser forresolution.Specification / code breaks shall be indicated in the drawings for tie-in and modifications. These shallbe reviewed by HPCL / WP before implementation.3.2 Regulatory RequirementsAll aspects of the Project (i.e. design, construction, commissioning and operation) shall comply withthe requirements of PNGRB and the latest versions of all relevant local regulatory requirements.Impact to any regulatory approval to the existing system due to modifications for tie-ins shall bepointed out by WP, reviewed by HPCL and approval obtained before proceeding with the design.n:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\02 bod\working\mh2145-c000-pl-bod-0001_rev 0 .doc EV435-JH0902-00-GEN-BOD-0001 Rev 010 of 34

PageEPMC SERVICES FOR REWARI – KANPUR PIPELINE PROJECTBASIS OF DESIGN (PIPELINE)4. ENVIRONMENTAL AND GEOTECHNICAL DATA4.1 Temperature and HumidityThe following conditions are applicable for the design:CriteriaValueMinimum air temperature, °C 0Maximum air temperature, °C 50Minimum Relative Humidity 65%Maximum Relative Humidity 90%4.1.1 Wind ParametersThe wind design parameters and criteria for the design of the facilities shall be as per IS 875 (part 3).4.1.2 Seismic DataThe seismic design criteria for the design of the onshore facilities shall be as per IS 1893 (part 1).4.1.3 Geotechnical DataA geotechnical investigation for pipeline prepared by SECON Pvt Ltd shall be referred for necessarydata.n:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\02 bod\working\mh2145-c000-pl-bod-0001_rev 0 .doc EV435-JH0902-00-GEN-BOD-0001 Rev 011 of 34

PageEPMC SERVICES FOR REWARI – KANPUR PIPELINE PROJECTBASIS OF DESIGN (PIPELINE)5. PIPELINES5.1 Pipeline RouteBased on the terrain configuration surface features and land use the Rewari Kanpur pipeline route isclassified into as follows.Section Terrain and Land Use RemarksSection — IFrom Take off point atRewari HPCL Terminal at Rewari0/00 km to SH- 35 crossing(Ramgarh - Raoli) near NauganwaVillage 61/50 kmFairly flat and undulating Terrainground with Seasonal Nala, Drains andRivers.Surface Soil is Silty ClayMainly Cultivated land with Wheatand Bajra.CommunicationSystem is Goodexcept near theborder of Haryanaand Rajasthan(Length 61.50 km)Section — IIFrom SH-35 crossing (Ramgarh -Raoli) near Nauganwa Village61/50 km to HPCL BharatpurDepot at 138/50 km(Length 77.00 km)Fairly flat and gradually falling groundwith Seasonal Nala, Drains and Rivers.Surface Soil is Silty ClayMainly Cultivated land with Wheat andBajra.CommunicationSystem is very GoodSection — IllFrom HPCL Bharatpur Depot at138/50 km to Mathura Depot at160/00 km(Length 21.50 km)Fairly flat with Seasonal Nala, Drainsand Rivers.Surface Soil is Silty ClayMainly Cultivated land with Wheat andBajra.CommunicationSystem is very GoodSection — IVFrom Mathura Depot at 160/00 kmto Northern Railway (Barhan toTundla) at 209/80 km(Length 49.80 km)Fairly flat and gradually falling groundwith Perennial Yamuna river.Surface Soil is Silty ClayMainly Cultivated land with Wheat andBajra.CommunicationSystem is very Goodn:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\02 bod\working\mh2145-c000-pl-bod-0001_rev 0 .doc EV435-JH0902-00-GEN-BOD-0001 Rev 012 of 34

PageEPMC SERVICES FOR REWARI – KANPUR PIPELINE PROJECTBASIS OF DESIGN (PIPELINE)Section — VFrom Northern Railway (BarhantoTundla) at 209/80 km to NorthernRailway (Shikohabad-FarrukhabadBranch) at 262/00 km(Length 52.20 km)Fairly flat and gradually falling groundwith Seasonal Nala, Drains and RiversSurface Soil is Silty ClayMainly Cultivated land with Wheat andBajra.CommunicationSystem is very GoodSection — VIFrom Northern Railway(Shikohabad – FarrukhabadBranch) at 262/00 km to NH-92(Etawah - Fatehgarh) at 314/10km.(Length 52.10 km)Fairly flat and gradually falling groundwith Seasonal Nala, Drains and RiversSurface Soil is Silty ClayMainly Cultivated land with Wheatand Bajra.CommunicationSystem is very GoodSection — VIIFrom NH-92 (Etawah- Fatehgarh)at 314/10 km to SH-21 (Debiapur -Bela) crossing at 363/00 km(Length 48.90 km)Fairly flat and gradually falling groundwith Seasonal Nala, Drains and RiversSurface Soil is Silty ClayMainly Cultivated land with Wheatand Bajra.CommunicationSystem is fairSection — VIIIFrom SH-21 (Debiapur - Bela)crossing at 363/00 km to Terminalpoint at Kanpur at 437/00 km nearvillage Bhimsen(Length 68.50 km)Fairly flat and gradually falling groundwith Seasonal Nala, Drains and RiversSurface Soil is Silty ClayMainly Cultivated land with Wheat andBajra.CommunicationSystem is GoodFor detail route description refer Reconnaissance Survey Report of SECON Private Limited5.2 Station / Terminal Piping• All pipeline associated piping systems other than main pipeline shall be designed as perASME B 31.3 (Process & utility Piping).• All piping shall be designed for combined effects of pressure, weight and temperature duringoperating conditions without over stressing the piping, valves or equipment. All piping shall ben:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\02 bod\working\mh2145-c000-pl-bod-0001_rev 0 .doc EV435-JH0902-00-GEN-BOD-0001 Rev 013 of 34

PageEPMC SERVICES FOR REWARI – KANPUR PIPELINE PROJECTBASIS OF DESIGN (PIPELINE)adequately supported, guided or anchored so as to prevent undue vibration, deflection orloads on connected equipment such as filters, meters etc.5.3 Location of Pipeline Facilities• DISPATCH TERMINAL - REWARIThe proposed Despatch terminal is located at Rewari. Pipeline facilities at dispatch stationshall consist of Pig Launcher, Basket Filter, Mainline Pump, Existing Sump Pump & Tank,Flow Meter, Pressure Control Valves etc.• RECEIPT TERMINAL - KANPURThe proposed Receipt terminal is located at Kanpur. Pipeline facilities at receipt station shallconsist of Pig Receiver, Basket Filter, Sump Pump & Tank, Flow Meter, Pressure ControlValves etc.• INTERMEDIATE TAP-OFF / RECEIPT STATION - BHARATPURThe proposed Intermediate Tap-off / Receipt station is located at Bharatpur. Pipeline facilitiesat this station shall consist of Scraper Launcher and Receiver, Basket Filter, Sump Pump &Tank, Flow Meter, Pressure Control Valves and future pumping station etc.• INTERMEDIATE PIGGING / RECEIPT STATION - MATHURAThe proposed Intermediate Pigging / Receipt station is located at Mathura. Pipeline facilitiesat this station shall consist of Pig Trap, Basket Filter, Sump Pump & Tank, Flow Meter,Pressure Control Valves and future pumping station etc.• INTERMEDIATE PIGGING / PUMPING STATION – SAYYADPUR PRANThe proposed Intermediate Pigging / Future Pumping station is located at Sayyadpur pran.Pipeline facilities at this station shall consist of Pig Trap, etc.• SECTIONALIZING VALVES11 Nos. Sectionalizing Valves station envisaged in the proposed Pipeline.Schematics of Pipeline facilities are also indicated in Drawing No. 513-MH2145-C000-PL-DSD-00015.4 Pipeline MaterialsPipeline and its appurtenances shall be provided with carbon steel materials suitable for theintended service, as indicated below:• LINEPIPELinepipe shall conform to API specification 5L, PSL-2. The process of manufacture of linepipeshall be electric welded (EW) / longitudinal seam submerged arc welded (LSAW) / helicaln:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\02 bod\working\mh2145-c000-pl-bod-0001_rev 0 .doc EV435-JH0902-00-GEN-BOD-0001 Rev 014 of 34

PageEPMC SERVICES FOR REWARI – KANPUR PIPELINE PROJECTBASIS OF DESIGN (PIPELINE)seam submerged arc welded (HSAW). The grades of line pipe shall be API 5L Gr. X-65,PSL2 & API 5L Gr. X-60, PSL2. Pipe wall thickness shall conform to ASME B 31.4 and shallalso meet the requirements of OISD 141. At the major crossings and terminals higher wallthickness shall be used.• PIPELINE FITTINGS, FLANGES AND VALVESAll pipeline materials, such as valves, flanges and fittings etc. shall be in accordance withASME class 600 as per P&ID. All mainline valves shall have butt welded ends.• BARRED TEESAll branch connections of size more than 40% main line diameter on the main line shall beprovided with barred tees to allow smooth passage of pigs. Barred tees shall be designed asper ASME B 31.4. The material of barred tee shall be compatible with line pipe material.• INSULATING JOINTInsulating joint shall be provided at transition point of aboveground and underground sectionof pipeline for electrical isolation. Insulating joints shall be of mono-block type.• SECTIONALIZING VALVE / STATION ISOLATION VALVESSectionalizing Valves and Station isolation valves shall be motor operated valves (MOV). Allsectionalizing valves and station isolation valves shall have provision for remote operation.Sectionalizing valves shall be buried and provided with stem extension. Mainline valves shallbe full bore type ball valves, to allow smooth passage of pigs through them. These valvesshall conform to API-6D.• PIG TRAPSScraper Traps (Launcher/ Receiver) shall be provided at the dispatch terminal, receiptterminal and intermediate pigging stations for facilitating pigging. Pig Traps shall be designedas per ASME B 31.4. The material of pig traps shall be compatible with line pipe material. ThePig traps shall be capable of handling intelligent pigging. Adequate arrangement forlaunching, retraction and handling arrangement for handling intelligent pigs shall be provided.5.5 Corrosion Coating and Painting• CORROSION COATING OF BURIED PIPELINEThe selected corrosion coating shall be suitable for the temperature range specified in theProcess Design Basis.• CONTINUOUS CONCRETE WEIGHT COATINGContinuous Concrete Weight Coating is proposed to be provided in case of pipeline crossingwaterway/ waterlogged crossings based on the concrete density of 2400 Kg/m3.n:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\02 bod\working\mh2145-c000-pl-bod-0001_rev 0 .doc EV435-JH0902-00-GEN-BOD-0001 Rev 015 of 34

PageEPMC SERVICES FOR REWARI – KANPUR PIPELINE PROJECTBASIS OF DESIGN (PIPELINE)Concrete Coating Thickness:Pipeline Size, NB (Inch)Min Concrete Coating Thickness (mm)18" X 8.7 mm Thk 7518" X 7.9 mm Thk 7518" X 7.1 mm Thk 7518" X 6.4 mm Thk 75The following concrete coating parameters are applicable to weight coating for the onshore pipeline:Concrete Coating Parameters:ParameterValueConcrete Density 2400kg/m 3Minimum Concrete Application Thickness75mmResistant to Acid Sulphate SoilsYESUsed on Cold Field BendsYESThe design of the concrete coating shall be compatible with the environmental and soil conditions.• PAINTINGAbove ground section of the pipeline and piping shall be provided with suitable anti-corrosivepaint suitable for corrosive environment.5.6 Pipeline ConstructionPipeline and associated facilities shall be constructed in accordance with ASME B 31.4 and otherapplicable API standards. The pipeline shall be laid underground with minimum 1.2 meter cover.Additional cover, wherever required, shall be provided in accordance with OISD 141.n:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\02 bod\working\mh2145-c000-pl-bod-0001_rev 0 .doc EV435-JH0902-00-GEN-BOD-0001 Rev 016 of 34

PageEPMC SERVICES FOR REWARI – KANPUR PIPELINE PROJECTBASIS OF DESIGN (PIPELINE)Welding shall be carried out as per API 1104. All welds shall be 100% radiographed. After theinstallation is completed, the entire pipeline shall be hydrostatically tested. The hydrostatic testpressure at any test section shall be 1.25 times of the design pressure. The maximum hydrostatic testpressure at any location in the pipeline during testing shall not exceed the pressure required toproduce hoop stress equal to 90 % of SMYS of pipe material. The test duration shall be 24 hours forpipeline. Terminals / Station facilities shall also be tested at 1.25 times of the design pressure. Thetest duration shall be minimum 4 hours.5.7 Design LifeThe design life of the onshore pipeline is 35 years.5.8 Design ConditionsThe pipelines shall be designed in accordance with ASME B31.4 and additional requirements as perOISD 141 taking into account the pressures, temperatures, and various forces applicable to thepipeline systems.5.8.1 Design PressureThe internal design pressure of the pipelines will be based on the pressure as determined from thehydraulic profile for various sections of the pipeline systems. The level of pressure rise due to surgesand other variations from normal operations shall not exceed the internal design pressure at any pointin the piping system and equipment by more than 10%.No credit for external hydrostatic pressure is provided in modifying the internal design pressure.The pipeline sections and corresponding design pressure for the Rewari to Kanpur pipelines is givenin below tables.n:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\02 bod\working\mh2145-c000-pl-bod-0001_rev 0 .doc EV435-JH0902-00-GEN-BOD-0001 Rev 017 of 34

PageEPMC SERVICES FOR REWARI – KANPUR PIPELINE PROJECTBASIS OF DESIGN (PIPELINE)Design Pressure on Pipeline from Rewari - KanpurSectionLength(km)Line Size(Inch)DesignPressure(kg/cm2g)WallThickness(mm)Pipe GradeRewari to SV-1 34.095 18 98SV-1 to Bharatpur 106.9 18 957.9 / 8.77.1 / 7.9API 5L Gr.X65API 5L Gr.X65Bharatpur toMathura23.380 18 85 7.9API 5L Gr.X65Mathura to SV-7 91.88 18 85 6.4 / 7.1API 5L Gr.X65SV-7 toSaiyyadpur Pran28.34 18 85 6.4 / 7.1 API 5L Gr.X65Saiyyadpur Pranto SV-837.863 18 85 7.9API 5L Gr.X65SV-8 to SV-11 85.65 18 85 6.4 / 7.1SV-11 to Kanpur 32.98 18 78 6.4 / 7.1API 5L Gr.X65API 5L Gr.X60Notes:1. Chainages based on information as provided in the DFR.5.8.2 Design TemperatureMaximum and minimum design temperature is provided in the table below.Design TemperatureDescriptionMin DesignTemperatureMax DesignTemperaturePipeline (Above Ground) 0ºC 59ºCPipeline (Below Ground) 0ºC 45ºC5.8.3 Soil TemperatureThe range of soil temperatures is shown in table below.n:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\02 bod\working\mh2145-c000-pl-bod-0001_rev 0 .doc EV435-JH0902-00-GEN-BOD-0001 Rev 018 of 34

PageEPMC SERVICES FOR REWARI – KANPUR PIPELINE PROJECTBASIS OF DESIGN (PIPELINE)Design Ambient Soil TemperatureDescription Minimum MaximumAverage 1 year Soil Temperature 22.5 o C 45 o C5.8.4 Ambient InfluencesThermal relief valves shall be provided for above ground pipeline sections subject to increasedpressure caused by the heating of static fluid from changes in ambient conditions (including solarradiation effects).The buried pipeline sections between SV’s shall be designed to withstand increased pressure causedby the heating of static fluid from changes in soil temperatures.5.8.5 Dynamic EffectsImpactNo specific impact assessment will be performed.WindAll relevant structures and above-ground piping along the Pipeline will be designed to withstand thewind forces that can be expected, including cyclone loading where appropriate, in accordance withIndian Standard IS 875 (Part 3) Code of practice for Design Loads for building and structures Part 03Wind Loads, and will comply with requirements set by local authorities.The Terrain Category for all sites is to be taken as (Category 2 [HOLD]), with no shielding.EarthquakeAll Seismic Zone factors / design loads shall be as per IS:1893 (Part 1 2002) Indian StandardsCriteria for Earthquake Resistant Design of Structures: Part 1 General Provisions and Buildings".Seismic fault lines are identified in Design Feasibility report (DFR). Rewari to Kanpur Pipeline crossseven seismic fault locations including: n:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\02 bod\working\mh2145-c000-pl-bod-0001_rev 0 .doc EV435-JH0902-00-GEN-BOD-0001 Rev 019 of 34

PageEPMC SERVICES FOR REWARI – KANPUR PIPELINE PROJECTBASIS OF DESIGN (PIPELINE) The axial and bending strains induced to the buried pipeline at these fault lines crossings due to thepermanent ground deformation are considered in the pipeline design.One km on either side of Seismic fault have been considered as next higher wall thick pipe in theabsence of seismic analysis.VibrationStress resulting from vibration or resonance will be considered in the above ground pipeline sections.SubsidenceNo areas of subsidence have been identified.5.8.6 Weight EffectsThe following weight effects combined with loads and forces from other causes shall be taken intoaccount in the design of piping that is exposed, suspended, or not supported continuously. Buriedpipeline sections are considered to be continuously supported.Live LoadsLive loads shall include the weight of the liquid transported or the weight of water during hydrostatictesting and other criteria as given in ASME B31.4.Dead LoadsDead loads shall be considered as per criteria given in ASME B31.4.Transport LoadsExternal loads imposed by transport (road and rail) at crossings shall be determined in accordancewith API RP 1102.5.9 Wall Thickness and Material GradePipeline wall thickness is calculated in accordance with ASME B31.4.A design factor of 0.72 has been applied to the entire length of the pipeline(s).n:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\02 bod\working\mh2145-c000-pl-bod-0001_rev 0 .doc EV435-JH0902-00-GEN-BOD-0001 Rev 020 of 34

PageEPMC SERVICES FOR REWARI – KANPUR PIPELINE PROJECTBASIS OF DESIGN (PIPELINE)A weld joint factor of 1.0 has been applied based on ERW, LSAW or HSAW as nominated weldingprocess in the linepipe tender.The selected material specification and grade for the linepipe Rewari to Kanpur pipeline is API 5L GrX65 PSL2 and X60 PSL2.A 0.5 mm corrosion allowance is provided for pipelines.A summary of pipeline wall thicknesses selected for the project is given in tables below:Wall Thickness and Material Grade – Rewari to Kanpur PipelineFeature LocationDesignPressure[ksc]Wall Thickness[mm]Material GradePipeline – Rewari to SV-01 98 7.9 / 8.7 API 5L Gr X65, PSL2Pipeline – SV-01 to SV-02 95 7.1 / 7.9 API 5L Gr X65, PSL2Pipeline – SV-02 to SV-03 95 7.1 / 7.9 API 5L Gr X65, PSL2Pipeline – SV-03 to SV-04 95 7.1 / 7.9 API 5L Gr X65, PSL2Pipeline – SV-04 to Bharatpur 95 7.1 / 7.9 API 5L Gr X65, PSL2Pipeline – Bharatpur to Mathura 85 7.9 API 5L Gr X65, PSL2Pipeline – Mathura to SV-05 85 6.4 / 7.1 API 5L Gr X65, PSL2Pipeline – SV-05 to SV-06 85 6.4 / 7.1 API 5L Gr X65, PSL2Pipeline – SV-06 to SV-07 85 6.4 / 7.1 API 5L Gr X65, PSL2Pipeline – SV-07 to Sayyadpur pran 85 6.4 / 7.1 API 5L Gr X65, PSL2Pipeline – Sayyadur pran to SV-08 85 7.9 API 5L Gr X65, PSL2Pipeline – SV-08 to SV-09 85 6.4 / 7.1 API 5L Gr X65, PSL2Pipeline – SV-09 to SV-10 85 6.4 / 7.1 API 5L Gr X65, PSL2Pipeline – SV-10 to SV-11 85 6.4 / 7.1 API 5L Gr X65, PSL2Pipeline – SV-11 to Kanpur 78 6.4 / 7.1 API 5L Gr X60, PSL2Hot Formed Bends (Motherpipe) Various 8.7 API 5L Gr X65, PSL2River Crossings [1] Various 7.1, 7.9, 8.7 -Road/Rail Crossings [1] Various 7.1, 7.9, 8.7 -Notes:n:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\02 bod\working\mh2145-c000-pl-bod-0001_rev 0 .doc EV435-JH0902-00-GEN-BOD-0001 Rev 021 of 34

PageEPMC SERVICES FOR REWARI – KANPUR PIPELINE PROJECTBASIS OF DESIGN (PIPELINE)D/tw Ratio1. It is recommended a heavier wall thickness pipe be used for crossings section than isrequired for adjacent section.OISD 141 Clause 5.1.6.3 requires the selection of pipe to have an outside diameter to wall thicknessratio (D/t ratio) not greater than 100 to avoid mechanically handling difficulties (susceptibility toflattening, ovality, buckling and denting). WorleyParsons recommends D/t ratio not greater than 96 –this shall be adopted for the Project.5.10 Corrosion Protection5.10.1 Corrosion AllowanceCorrosion allowance for the pipeline systems is 0.5 mm.5.10.2 Corrosion Coating – LinepipeThe selected corrosion coating shall be suitable for the design temperature range specified in theProcess Design Basis.It is proposed to provide corrosion protection of the buried pipeline using external 3 layerPolyethylene coating for the pipelines. The total thickness of the coating shall be minimum 2.2 mmnormal type (n) as per DIN 30670. All field joints shall be coated with heat shrinkable sleeves.In addition to the corrosion coating, the entire buried portion of pipeline system shall be provided withImpressed Current Cathodic Protection System. No internal coating is envisaged. However, suitablecorrosion inhibitor injection system shall be provided.3LPE Coating ThicknessesPipeline Section Service [1] Coating Thickness in Microns(μm)FBE Adhesive HDPE TotalRewari to KanpurNormal 150 200 1850 2200Abrasive 150 200 2550 2900Notes:1. Abrasive service indicates areas where pipeline will be installed by trenchless method(HDD, boring, etc.) or areas where rock/ abrasive material may be present. Theselocations will be nominated on the alignment sheets.n:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\02 bod\working\mh2145-c000-pl-bod-0001_rev 0 .doc EV435-JH0902-00-GEN-BOD-0001 Rev 022 of 34

PageEPMC SERVICES FOR REWARI – KANPUR PIPELINE PROJECTBASIS OF DESIGN (PIPELINE)5.10.3 Corrosion Coating – Joints, Bends and FittingsA suitable joint coating system compatible with the primary coating system shall be selected such asan epoxy primed 3 layer heat shrink sleeves (HSS), e.g. DIN EN C HT (60) UVIt is essential that the joint coatings are fully compatible with the linepipe coating and have a goodbond to it. They should have the same performance as the linepipe coating in their protection of thesteel, resistance to cathodic disbonding, and resistance to mechanical damage.A suitable coating system compatible with the primary coating system shall be selected for hot formedbends, fittings and buried valves.5.10.4 Cathodic ProtectionImpressed Current Cathodic Protection (ICCP)The pipeline shall be protected by ICCP systems located at the pump stations, Intermediate stationreceiving stations and selected sectionalising valve (SV) stations. Power supply shall be from thestation power supplies.Design of the CP system shall be in accordance with the following principles:• The design life for permanent impressed current ground beds is 35 years at maximum currentoutput. The actual life will be a function of ground bed operating current output. The designlife for temporary sacrificial anode ground beds is 2 years. Other CP system componentsshall be designed to conform to the pipeline facilities design life.• Inline insulating joints shall be installed in the pipeline at pump stations between the pipelineand each offtake and at selected SV’s, wherever ICCP stations are installed, to break thepipeline into separate electrical entities. The ICCP system shall be optimally designed so asto minimise insulating joints at SV’s.• Generally ICCP systems shall be installed at the start and end of the pipeline, at each end ofthe electrically separate pipeline sections and at selected locations between these sections.• Except for the start and end of the pipeline, and selected locations between the ends ofelectrically separate pipeline sections, the impressed current system shall be based on dualoutputconstant potential CP units, one output powering the upstream pipeline and one outputpowering the downstream pipeline.• At the start and end of the pipeline and selected locations between the ends of electricallyseparate pipeline sections, only one CP unit shall be installed.• Sufficiently short electrically separate pipeline sections shall be protected from one end,should design calculations show that this may be achieved.n:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\02 bod\working\mh2145-c000-pl-bod-0001_rev 0 .doc EV435-JH0902-00-GEN-BOD-0001 Rev 023 of 34

PageEPMC SERVICES FOR REWARI – KANPUR PIPELINE PROJECTBASIS OF DESIGN (PIPELINE)• The requirement for CP systems between the ends of electrically separate pipeline sectionsshall be based on the findings of soil resistivity testing and an assessment of the risks posedby telluric and stray currents.• The location of all other CP systems at pump and SV stations shall be subject to the findingsof detailed soil resistivity testing at these sites. If deepwell groundbeds are required, resistivitydata shall be obtained from exploratory boreholes or site resistivity testing.• The output current and pipeline potential from each CP unit shall be monitored by the pipelinecontrol system and displayed in the Pipeline Control Centre. Each CP unit shall be capableof operating in constant CP potential, constant current, or constant voltage mode.• Unless design studies show there is to be no requirement, CP units shall be sized andspaced so that should an adjacent unit fail, the neighbouring units shall be able to provideprotection as far as the failed unit until such time that the failed unit is restored to service.• The CP groundbeds shall be installed as either shallow horizontal beds or as deepwellboreholes so that the anodes are located in soil with a uniform resistivity throughout the year.A single suitably sized ICCP groundbed shall be installed at both single and dual ICCP stationlocations. Groundbed sites will satisfy the criteria below:- Average soil resistivities will typically be less than 10,000Ω.cm.- Sites for shallow, horizontal groundbeds will be approximately 200m perpendicularlydistant from the pipelines.- Sites will be remote from foreign metallic structures, such as buried pipelines, and willnot be situated between foreign metallic structures and the pipelines.- Sites will not be located in areas that are at obvious risk of disturbance, vandalism andtheft.• Provision shall be made to comply with the cathodic protection regulations which are in forceat the time of design:The design for the CP current demand is based on the following parameters:• The pipeline current density on the pipeline at the current injection point, shall not exceed four(4) times the current density at the least protected location, and• The minimum current density required for protection shall be 6.0μA/m 2 .• The casing pipes shall be cathodically protected.• Anodes for casing piping shall be provided if other methods of corrosion mitigation are notpossible for the given condition.Temporary Cathodic Protection (TCP)TCP shall be provided principally by magnesium ribbon anodes.n:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\02 bod\working\mh2145-c000-pl-bod-0001_rev 0 .doc EV435-JH0902-00-GEN-BOD-0001 Rev 024 of 34

PageEPMC SERVICES FOR REWARI – KANPUR PIPELINE PROJECTBASIS OF DESIGN (PIPELINE)All sections of buried pipeline shall be provided with temporary protection by the installation ofsacrificial magnesium ribbon anodes, as soon as the pipeline is laid and shall remain until thepermanent protection is commissioned.The magnesium ribbon shall be installed in chemical backfill and shall provide TCP to the pipelineuntil the permanent ICCP system is energised. The ribbon anode shall be suitable for a minimum 2year life.The temporary anodes shall be disconnected from the pipeline once the permanent ICCP system isenergised.The length of magnesium ribbon anode shall be installed at approximately 10km intervals and atlocations such as directionally drilled crossings. Additional ribbon and/or temporary test points shallbe installed so that the total current output of the anodes exceeds the current demand for the pipelineby 25%. The initial current demand for the pipeline shall be assumed to be 3μA/m 2 .For pipeline sections likely to be affected by stray currents due to DC railways, alternative forms oftemporary protection may be required based on the findings of monitoring surveys duringconstruction. The alternative forms of protection include the following:• Installation of cross bonds between the pipeline and foreign pipelines that are already CPprotected (provided permission is granted by the Foreign Service owner).• Installation of natural drainage units at DC railway crossings.• Installation of temporary ICCP systems.• Installation of the permanent ICCP systems as pipeline construction proceeds and energisationof these systems as soon as practical.For pipeline sections affected by stray currents, monitoring shall be performed weekly as constructionproceeds. For pipeline sections not affected by stray currents, monitoring shall be performedfortnightly.5.10.5 Lightning ProtectionAs the pipeline is a good conductor for the earthing of lightning, the following measures shall beimplemented to protect personnel and equipment from lightning strikes:• All aboveground facilities shall be adequately earthed.• Insulating joints shall be bridged with suitably rated solid-state surge diverters.• ICCP units shall be provided with input and output surge protection.• Field instruments shall be designated to be intrinsically safe and equipped with surgeprotection.n:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\02 bod\working\mh2145-c000-pl-bod-0001_rev 0 .doc EV435-JH0902-00-GEN-BOD-0001 Rev 025 of 34

PageEPMC SERVICES FOR REWARI – KANPUR PIPELINE PROJECTBASIS OF DESIGN (PIPELINE)5.10.6 Pipeline BendsPipeline horizontal and vertical direction changes shall be accomplished using bending methodsincluding roping, cold field and hot formed induction bending.5.10.7 Roped BendsRoped bends are achieved using the natural flexibility of the pipe. The stress introduced by itscurvature will be calculated to ensure that the pipeline will not exceed maximum stress levels as perASME B 31.4.5.10.8 Cold Field BendsField bends are formed by the cold bending process in accordance with an approved Procedure andOISD-141 Clause 11.6.The cold field bends for the Rewari to Kanpur pipeline shall have minimum radius of 40D as per OISD141.Back-to-back cold field bends are not permitted. A minimum 2m tangent for each bend shall beprovided.5.10.9 Hot Formed BendsInduction bends are to be installed at the below-above ground transitions (goose necks) at stations orwhere the bend angle is greater than 18ºInduction bends shall be minimum 6D radius which is compatible for use of intelligent pigging devices.A tangent of 1000 mm for each bend shall be provided.The post bending wall thickness of the bend shall meet the minimum thickness requirements forstraight length pipe. Sufficiently thick walled pipe shall be used for induction bends to account for thewall thinning resulting from the bending process.5.11 Special CrossingsCrossing design shall incorporate the minimum design requirements as provided on the alignmentsheets and requirements of the relevant Authority. In general, special crossings shall be installed withstandard wall pipe (unless noted otherwise on the alignment sheets) and shall be cased. (Note – it isWorleyParsons preferred design for the void between the casing pipe and carrier pipe shall be filledwith a cementaceous material (Bentonite clay) and vent/drain pipes not be used, however, therequirements of the relevant Authority shall prevail).5.11.1 Road CrossingAll road crossings shall meet the requirements of API 1102, OISD-141 and relevant StatutoryAuthorities permission.n:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\02 bod\working\mh2145-c000-pl-bod-0001_rev 0 .doc EV435-JH0902-00-GEN-BOD-0001 Rev 026 of 34

PageEPMC SERVICES FOR REWARI – KANPUR PIPELINE PROJECTBASIS OF DESIGN (PIPELINE)• Metalled roads other than the national highways and state highways shall be crossed by opencut method. However, at locations, where it is not feasible to cross the road by open cutmethod, boring/ jacking method shall be used.• All the cart tracks crossings shall be carried out by open cut method.• The road crossings shall be provided with a minimum clear cover of 1200mm. Measured fromtop of the carrier pipe.• ROW width of Yamuna Expressway is 150 mtr. at Ch. 169.60 and it is proposed to be crossedby HDD method.In general road crossings fall in the following categories:National Highways (NH's) and ExpresswaysAll National Highways and Expressways are to be bored and cased. These crossings have:• 1200mm min. cover from top of carrier/ cased pipe to the top of the road surface including theinvert of the table drains.• Warning markers shall be installed on both sides of the crossing.• Heavy wall line pipe thickness shall be used for crossing of road.• Cathodic protection test point must be installed to monitor casing / carrier pipe electricalisolation.• End seals at both ends of the casing pipe. The end seals shall make provision for the G.I. pipe(if applicable) that encases the two HDPE ducts.• Bentonite clay material shall be filled between casing and carrier pipe.Major State HighwaysMajor State Highways are to be bored and cased. These crossings have:• 1200mm min. cover from top of carrier/ cased pipe to the top of the road surface including theinvert of the table drains.• Warning markers shall be installed on both sides of the crossing.• Heavy wall line pipe thickness shall be used for crossing of road.• Cathodic protection test point must be installed to monitor casing / carrier pipe electricalisolation.• End seals at both ends of the casing pipe. The end seals shall make provision for the G.I. pipe(if applicable) that encases the two HDPE ducts.• Bentonite clay material shall be filled between casing and carrier pipe.n:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\02 bod\working\mh2145-c000-pl-bod-0001_rev 0 .doc EV435-JH0902-00-GEN-BOD-0001 Rev 027 of 34

PageEPMC SERVICES FOR REWARI – KANPUR PIPELINE PROJECTBASIS OF DESIGN (PIPELINE)5.11.2 Minor State HighwaysMinor State Highways are to be either open cut or bored (depending on relevant Authorityrequirements) and cased. These crossings have:• 1200mm min. cover from top of carrier/ cased pipe to the top of the road surface including theinvert of the table drains.• Marker Tape over length of crossing.• Warning markers shall be installed on both sides of the crossing.• Heavy wall line pipe thickness shall be used for crossing of road.• Cathodic protection test point must be installed to monitor casing / carrier pipe electricalisolation.• End seals at both ends of the casing pipe. The end seals shall make provision for the G.I. pipe(if applicable) that encases the two HDPE ducts.5.11.3 Asphalted Road / Metalled Road / Major District RoadAsphalted Road / Metalled roads are to be either open cut or bored (depending on relevant Authorityrequirements). These crossings will typically be cased, but may be uncased if it can be confirmed thattraffic wheel loads are acceptably low to not over stress or fatigue the pipeline in accordance with APIRP 1102. These crossings have:• 1200mm min. cover from top of carrier pipe to the top of the road surface including the invert ofthe table drains.• Marker Tape over length of crossing.• A warning signpost shall be placed on one side of the crossing.• Heavy wall line pipe thickness shall be used for crossing of road.• If casing pipe is used, cathodic protection test point must be installed to monitor casing / carrierpipe electrical isolation.• If casing pipe is used, end seals at both ends of the casing pipe. The end seals shall makeprovision for the G.I. pipe (if applicable) that encases the two HDPE ducts.• If casing pipe is used, Bentonite clay shall be used in between casing pipe and carrier pipe.5.11.4 Mud Road CrossingAny Mud Road crossing the pipeline Right of Way without table drains are to be open cut and casedor uncased. This includes noted Village Tracks, Cart Tracks and Car Tracks. These crossings have:• 1200mm min. cover from top of carrier pipe to the top of the road surface.n:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\02 bod\working\mh2145-c000-pl-bod-0001_rev 0 .doc EV435-JH0902-00-GEN-BOD-0001 Rev 028 of 34

PageEPMC SERVICES FOR REWARI – KANPUR PIPELINE PROJECTBASIS OF DESIGN (PIPELINE)• Marker Tape over length of crossing.• A warning signpost shall be placed on one side of the crossing.• Heavy wall line pipe thickness shall be used for crossing of road.• No casing (subject to confirmation that traffic wheel loads are acceptably low to not over stressor fatigue the pipeline in accordance with API RP 1102).5.11.5 Future Road CrossingsAny formally planned road that crosses the Right of Way. These crossings have:• 1500mm min. cover from top of carrier pipe to the top of the road surface.• A warning signpost shall be placed on one side of the crossing.• Marker Tape over length of crossing.• Standard wall pipe to the boundary.5.11.6 Railways CrossingsAll railway crossings are bored and cased with:• 1700mm min. cover from top of carrier pipe to the top of the ballast surface including the invertof the table drains.• The casing pipe shall be at least three nominal pipe sizes larger than carrier pipe.• Casing pipe to be installed by horizontal boring method and extend the full width of the railreserve.• End seals at both ends of the casing pipe. The end seals shall make provision for the twoHDPE ducts.• Casing insulators and end seals shall be provided to isolate carrier and casing pipes• Warning markers shall be installed on both sides of the crossing.• The crossing angle shall be as close to 90° as possible.• Heavy wall carrier pipe to the rail right-of-use boundary.• Cathodic protection test point to monitor casing / carrier pipe electrical isolation.• The railway crossings shall comply with the requirements of API 1102 and Indian RailwayAuthorities.• Bentonite clay material shall be filled between casing and carrier pipe.n:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\02 bod\working\mh2145-c000-pl-bod-0001_rev 0 .doc EV435-JH0902-00-GEN-BOD-0001 Rev 029 of 34

PageEPMC SERVICES FOR REWARI – KANPUR PIPELINE PROJECTBASIS OF DESIGN (PIPELINE)(It is WorleyParsons preferred design to extend the casing pipe, where used up to the limits ofRailroad ROW corridor to ensure future expansions are taken into account.)5.11.7 Water Course Crossings• RIVER CROSSINGRoute crosses Yamuna River at Ch. 165.00 and it is proposed to be crossed by HDD method.Pipeline shall be installed approx. 2.5 m (min) below the Scour depth level.• CANAL CROSSINGThe total ROW of Etawah Branch Ganga Lower Canal is 100 Mtrs. Canal is proposed to be crossedby Boring / HDD method. All lined canals are also proposed to be crossed by Boring method unlessotherwise specified by concerned authorities. All other minor canals and nala crossings shall becarried out with conventional open cut method unless directed otherwise by the concernedauthorities. The canal crossings and other water crossings shall be provided with a minimum clearcover of 1500mm.Watercourses will fall into one of following categories. At selected (major) water and HDD crossings,cathodic protection test points will be installed.Note that for each major watercourse crossing, a final detailed design (based on hydrological,geotechnical, stress analysis and visual assessment) shall be carried out before seeking approvalfrom the local authorities prior to construction.Type 1 Water Crossings includes all navigable crossings and rivers and require:• Construction by the Horizontal Directional Drilling or boring.• Heavy-walled pipe with approved abrasion-resistant coating (unless standard wall pipe isnominated on the alignment sheets, then standard wall to be used).• Pre testing of strung pipe prior to installation.• 4 metres minimum cover beneath the riverbed.Type 2 Water Crossings includes large creek, small river crossings and perennial rivers being widerthan 150 metres, and require:• Open-cut construction (unless required otherwise by relevant Authority).• Heavy-walled pipe with concrete-weight coating from defined bank-to-bank or extentconsidered subject to scour and effects of water velocity.• Pre testing prior to installation.• 2.5 meters nominal cover beneath the riverbed (or beneath the predicted scour profile). Thefinal cover is to be determined after hydrological / geotechnical results.• Bank erosion control by either revegetation or bank restoration or both.n:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\02 bod\working\mh2145-c000-pl-bod-0001_rev 0 .doc EV435-JH0902-00-GEN-BOD-0001 Rev 030 of 34

PageEPMC SERVICES FOR REWARI – KANPUR PIPELINE PROJECTBASIS OF DESIGN (PIPELINE)• Pre assembly and pre testing of strung pipe prior to installation.• Pipe straight for the width of the watercourse (top of bank to top of bank).• Bank protection using rock-filled (“reno)” mattress is to be used, as applicable.5.12 Minimum Cover of Buried PipelineThe minimum cover of buried pipeline shall be in accordance with OISD-141.5.13 Buoyancy ControlBuoyancy control measures shall be applied to ensure the submerged pipeline weight has a S.G.greater than 1.2 at installation.The primary buoyancy control measure shall be application of concrete coating.5.14 Sectionalising Valve StationBlock and isolating valves shall be installed for limiting hazard and damage from accidental dischargeand for facilitating maintenance of the piping system in accordance with ASME B31.4 and OISD-141.The Sectionalizing valve station (SVS) shall be Moter operated full bore ball valve with extended stemand shall be installed underground.5.15 Seismic ConsiderationsThe pipeline route is classified as passing through Zone III and IV as per IS-1893 (part-1) 2002. Thepipeline route is crossing various faults as per Seismotectonic Atlas of India and its Environs 2000.The detailed seismic study needs to be carried out during detailed engineering stage.The pipeline shall be checked for adequacy against anticipated earthquake loading and mitigationmeasures as per the recommendation of seismic study to ensure safety & integrity of the pipelinesystem.Mitigation measures such as higher line pipe thickness, replacement of cohesive soil around thepipeline or both shall be considered depending upon the seismic study and analysis.n:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\02 bod\working\mh2145-c000-pl-bod-0001_rev 0 .doc EV435-JH0902-00-GEN-BOD-0001 Rev 031 of 34

PageEPMC SERVICES FOR REWARI – KANPUR PIPELINE PROJECTBASIS OF DESIGN (PIPELINE)Appendix 1: UnitParameterUnitDensitykg/m³Dimensionmm or mMaterial StrengthMPaNoisedB(A)Pipe DiametermmPipeline lengthkmPressure (absolute) kg/cm 2Pressure (gauge)kg/cm 2 gStresskPaTemperature °CThermal ConductivityW/m·°CVelocitym/sVolume m³WeightTn:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\02 bod\working\mh2145-c000-pl-bod-0001_rev 0 .doc EV435-JH0902-00-GEN-BOD-0001 Rev 032 of 34

PageEPMC SERVICES FOR REWARI – KANPUR PIPELINE PROJECTBASIS OF DESIGN (PIPELINE)Appendix 2: Codes and StandardsASME B31.3ASME B31.4OISD 141 (2012)ASME 2001 - BPVCSEC VIII D2Process Piping2012 Edition – Pipeline Transportation system for Liquids and SlurriesDesign and Construction requirement for cross country HydrocarbonpipelinesBoiler and Pressure Vessel Code, Section VIII Division 2 Alternate Rules forPressure Vessels, and Section IX – Welding Qualifications49 CFR Part 195 Transportation of Hazardous Liquids By Pipeline49 CFR Part 192 "Transportation of Natural and Other Gas by Pipeline; Minimum FederalSafety StandardsDIN 30670-DIN 30672-Polyethylene Sheathing of Steel Tubes and of Steel Shapes and FittingsExternal Organic Coatings For The Corrosion Protection Of Buried AndImmersed Pipelines For Continuous Operating Temperatures Up To 50 °C -Tapes And Shrinkable MaterialsBS 4146API RP 1102API 1104API 6DAPI 1107 (1991)API RP 1110 (2007)API 607API 608API 670Specification for Coal-Tar Based Hot Applied Coating Materials for protectingIron and Steel, including suitable Primers where required.Steel Pipelines Crossing Railroads and Highways, API RecommendedPractice 1 102,Sixth Edition, April 1993Standard for Welding Pipelines and Related FacilitiesSpecification for Pipeline Valves (Gate, Ball, and Check Valves)Pipeline Maintenance and Welding PracticesPressure testing of Liquid Petroleum PipelinesFire Test for Soft-Seated Quarter-Turn Valves ,API standard 607 fourthedition, may 1993Metal Ball Valves - Flanged, Threaded, and Welding EndMachinery Protection Systemsn:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\02 bod\working\mh2145-c000-pl-bod-0001_rev 0 .doc EV435-JH0902-00-GEN-BOD-0001 Rev 033 of 34

PageEPMC SERVICES FOR REWARI – KANPUR PIPELINE PROJECTBASIS OF DESIGN (PIPELINE)API 5L (2007)ASME B 16.5ASME B 16.9ASME Sec IXSpecification for Line PipePipe flange and flanged fittingFactory Made Wrought Butt welding fittingsQualification procedure for welding & brazing procedures, welders, Brazersand welding & Brazing Operatorn:\513-mh-2145-rkpl\11 engineering\11.8 pipelines\02 bod\working\mh2145-c000-pl-bod-0001_rev 0 .doc EV435-JH0902-00-GEN-BOD-0001 Rev 034 of 34